69985300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 193737600

約数和(自身を除く): 123752300

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 61, 70, 77, 100, 110, 122, 140, 149, 154, 175, 220, 244, 275, 298, 305, 308, 350, 385, 427, 550, 596, 610, 671, 700, 745, 770, 854, 1043, 1100, 1220, 1342, 1490, 1525, 1540, 1639, 1708, 1925, 2086, 2135, 2684, 2980, 3050, 3278, 3355, 3725, 3850, 4172, 4270, 4697, 5215, 6100, 6556, 6710, 7450, 7700, 8195, 8540, 9089, 9394, 10430, 10675, 11473, 13420, 14900, 16390, 16775, 18178, 18788, 20860, 21350, 22946, 23485, 26075, 32780, 33550, 36356, 40975, 42700, 45445, 45892, 46970, 52150, 57365, 63623, 67100, 81950, 90890, 93940, 99979, 104300, 114730, 117425, 127246, 163900, 181780, 199958, 227225, 229460, 234850, 254492, 286825, 318115, 399916, 454450, 469700, 499895, 573650, 636230, 699853, 908900, 999790, 1147300, 1272460, 1399706, 1590575, 1999580, 2499475, 2799412, 3181150, 3499265, 4998950, 6362300, 6998530, 9997900, 13997060, 17496325, 34992650, 69985300]

約数ペア:

[(1, 69985300), (2, 34992650), (4, 17496325), (5, 13997060), (7, 9997900), (10, 6998530), (11, 6362300), (14, 4998950), (20, 3499265), (22, 3181150), (25, 2799412), (28, 2499475), (35, 1999580), (44, 1590575), (50, 1399706), (55, 1272460), (61, 1147300), (70, 999790), (77, 908900), (100, 699853), (110, 636230), (122, 573650), (140, 499895), (149, 469700), (154, 454450), (175, 399916), (220, 318115), (244, 286825), (275, 254492), (298, 234850), (305, 229460), (308, 227225), (350, 199958), (385, 181780), (427, 163900), (550, 127246), (596, 117425), (610, 114730), (671, 104300), (700, 99979), (745, 93940), (770, 90890), (854, 81950), (1043, 67100), (1100, 63623), (1220, 57365), (1342, 52150), (1490, 46970), (1525, 45892), (1540, 45445), (1639, 42700), (1708, 40975), (1925, 36356), (2086, 33550), (2135, 32780), (2684, 26075), (2980, 23485), (3050, 22946), (3278, 21350), (3355, 20860), (3725, 18788), (3850, 18178), (4172, 16775), (4270, 16390), (4697, 14900), (5215, 13420), (6100, 11473), (6556, 10675), (6710, 10430), (7450, 9394), (7700, 9089), (8195, 8540)]