8045972500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{197}}^1$

素因数の和:300

約数の個数: 180

約数和(自身を含む): 19347997284

約数和(自身を除く): 11302024784

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 100, 124, 125, 155, 170, 197, 250, 310, 340, 394, 425, 500, 527, 620, 625, 775, 788, 850, 961, 985, 1054, 1250, 1550, 1700, 1922, 1970, 2108, 2125, 2500, 2635, 3100, 3349, 3844, 3875, 3940, 4250, 4805, 4925, 5270, 6107, 6698, 7750, 8500, 9610, 9850, 10540, 10625, 12214, 13175, 13396, 15500, 16337, 16745, 19220, 19375, 19700, 21250, 24025, 24428, 24625, 26350, 30535, 32674, 33490, 38750, 42500, 48050, 49250, 52700, 61070, 65348, 65875, 66980, 77500, 81685, 83725, 96100, 98500, 103819, 120125, 122140, 123125, 131750, 152675, 163370, 167450, 189317, 207638, 240250, 246250, 263500, 305350, 326740, 329375, 334900, 378634, 408425, 415276, 418625, 480500, 492500, 519095, 600625, 610700, 658750, 757268, 763375, 816850, 837250, 946585, 1038190, 1201250, 1317500, 1526750, 1633700, 1674500, 1893170, 2042125, 2076380, 2093125, 2402500, 2595475, 3053500, 3218389, 3786340, 3816875, 4084250, 4186250, 4732925, 5190950, 6436778, 7633750, 8168500, 8372500, 9465850, 10210625, 10381900, 12873556, 12977375, 15267500, 16091945, 18931700, 20421250, 23664625, 25954750, 32183890, 40842500, 47329250, 51909500, 64367780, 64886875, 80459725, 94658500, 118323125, 129773750, 160919450, 236646250, 259547500, 321838900, 402298625, 473292500, 804597250, 1609194500, 2011493125, 4022986250, 8045972500]

約数ペア:

[(1, 8045972500), (2, 4022986250), (4, 2011493125), (5, 1609194500), (10, 804597250), (17, 473292500), (20, 402298625), (25, 321838900), (31, 259547500), (34, 236646250), (50, 160919450), (62, 129773750), (68, 118323125), (85, 94658500), (100, 80459725), (124, 64886875), (125, 64367780), (155, 51909500), (170, 47329250), (197, 40842500), (250, 32183890), (310, 25954750), (340, 23664625), (394, 20421250), (425, 18931700), (500, 16091945), (527, 15267500), (620, 12977375), (625, 12873556), (775, 10381900), (788, 10210625), (850, 9465850), (961, 8372500), (985, 8168500), (1054, 7633750), (1250, 6436778), (1550, 5190950), (1700, 4732925), (1922, 4186250), (1970, 4084250), (2108, 3816875), (2125, 3786340), (2500, 3218389), (2635, 3053500), (3100, 2595475), (3349, 2402500), (3844, 2093125), (3875, 2076380), (3940, 2042125), (4250, 1893170), (4805, 1674500), (4925, 1633700), (5270, 1526750), (6107, 1317500), (6698, 1201250), (7750, 1038190), (8500, 946585), (9610, 837250), (9850, 816850), (10540, 763375), (10625, 757268), (12214, 658750), (13175, 610700), (13396, 600625), (15500, 519095), (16337, 492500), (16745, 480500), (19220, 418625), (19375, 415276), (19700, 408425), (21250, 378634), (24025, 334900), (24428, 329375), (24625, 326740), (26350, 305350), (30535, 263500), (32674, 246250), (33490, 240250), (38750, 207638), (42500, 189317), (48050, 167450), (49250, 163370), (52700, 152675), (61070, 131750), (65348, 123125), (65875, 122140), (66980, 120125), (77500, 103819), (81685, 98500), (83725, 96100)]