51909500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 124540416

約数和(自身を除く): 72630916

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, 775, 788, 850, 985, 1054, 1550, 1700, 1970, 2108, 2125, 2635, 3100, 3349, 3875, 3940, 4250, 4925, 5270, 6107, 6698, 7750, 8500, 9850, 10540, 12214, 13175, 13396, 15500, 16745, 19700, 24428, 24625, 26350, 30535, 33490, 49250, 52700, 61070, 65875, 66980, 83725, 98500, 103819, 122140, 131750, 152675, 167450, 207638, 263500, 305350, 334900, 415276, 418625, 519095, 610700, 763375, 837250, 1038190, 1526750, 1674500, 2076380, 2595475, 3053500, 5190950, 10381900, 12977375, 25954750, 51909500]

約数ペア:

[(1, 51909500), (2, 25954750), (4, 12977375), (5, 10381900), (10, 5190950), (17, 3053500), (20, 2595475), (25, 2076380), (31, 1674500), (34, 1526750), (50, 1038190), (62, 837250), (68, 763375), (85, 610700), (100, 519095), (124, 418625), (125, 415276), (155, 334900), (170, 305350), (197, 263500), (250, 207638), (310, 167450), (340, 152675), (394, 131750), (425, 122140), (500, 103819), (527, 98500), (620, 83725), (775, 66980), (788, 65875), (850, 61070), (985, 52700), (1054, 49250), (1550, 33490), (1700, 30535), (1970, 26350), (2108, 24625), (2125, 24428), (2635, 19700), (3100, 16745), (3349, 15500), (3875, 13396), (3940, 13175), (4250, 12214), (4925, 10540), (5270, 9850), (6107, 8500), (6698, 7750)]