68678300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 160302240

約数和(自身を除く): 91623940

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 71, 85, 100, 142, 170, 284, 340, 355, 425, 569, 710, 850, 1138, 1207, 1420, 1700, 1775, 2276, 2414, 2845, 3550, 4828, 5690, 6035, 7100, 9673, 11380, 12070, 14225, 19346, 24140, 28450, 30175, 38692, 40399, 48365, 56900, 60350, 80798, 96730, 120700, 161596, 193460, 201995, 241825, 403990, 483650, 686783, 807980, 967300, 1009975, 1373566, 2019950, 2747132, 3433915, 4039900, 6867830, 13735660, 17169575, 34339150, 68678300]

約数ペア:

[(1, 68678300), (2, 34339150), (4, 17169575), (5, 13735660), (10, 6867830), (17, 4039900), (20, 3433915), (25, 2747132), (34, 2019950), (50, 1373566), (68, 1009975), (71, 967300), (85, 807980), (100, 686783), (142, 483650), (170, 403990), (284, 241825), (340, 201995), (355, 193460), (425, 161596), (569, 120700), (710, 96730), (850, 80798), (1138, 60350), (1207, 56900), (1420, 48365), (1700, 40399), (1775, 38692), (2276, 30175), (2414, 28450), (2845, 24140), (3550, 19346), (4828, 14225), (5690, 12070), (6035, 11380), (7100, 9673)]