156957979100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7102171}}^1$

素因数の和:7102215

約数の個数: 72

約数和(自身を含む): 388375173648

約数和(自身を除く): 231417194548

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 4420, 5525, 11050, 22100, 7102171, 14204342, 28408684, 35510855, 71021710, 92328223, 120736907, 142043420, 177554275, 184656446, 241473814, 355108550, 369312892, 461641115, 482947628, 603684535, 710217100, 923282230, 1207369070, 1569579791, 1846564460, 2308205575, 2414738140, 3018422675, 3139159582, 4616411150, 6036845350, 6278319164, 7847898955, 9232822300, 12073690700, 15695797910, 31391595820, 39239494775, 78478989550, 156957979100]

約数ペア:

[(1, 156957979100), (2, 78478989550), (4, 39239494775), (5, 31391595820), (10, 15695797910), (13, 12073690700), (17, 9232822300), (20, 7847898955), (25, 6278319164), (26, 6036845350), (34, 4616411150), (50, 3139159582), (52, 3018422675), (65, 2414738140), (68, 2308205575), (85, 1846564460), (100, 1569579791), (130, 1207369070), (170, 923282230), (221, 710217100), (260, 603684535), (325, 482947628), (340, 461641115), (425, 369312892), (442, 355108550), (650, 241473814), (850, 184656446), (884, 177554275), (1105, 142043420), (1300, 120736907), (1700, 92328223), (2210, 71021710), (4420, 35510855), (5525, 28408684), (11050, 14204342), (22100, 7102171)]