140916700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 318979584

約数和(自身を除く): 178062884

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 131, 155, 262, 310, 347, 524, 620, 655, 694, 775, 1310, 1388, 1550, 1735, 2620, 3100, 3275, 3470, 4061, 6550, 6940, 8122, 8675, 10757, 13100, 16244, 17350, 20305, 21514, 34700, 40610, 43028, 45457, 53785, 81220, 90914, 101525, 107570, 181828, 203050, 215140, 227285, 268925, 406100, 454570, 537850, 909140, 1075700, 1136425, 1409167, 2272850, 2818334, 4545700, 5636668, 7045835, 14091670, 28183340, 35229175, 70458350, 140916700]

約数ペア:

[(1, 140916700), (2, 70458350), (4, 35229175), (5, 28183340), (10, 14091670), (20, 7045835), (25, 5636668), (31, 4545700), (50, 2818334), (62, 2272850), (100, 1409167), (124, 1136425), (131, 1075700), (155, 909140), (262, 537850), (310, 454570), (347, 406100), (524, 268925), (620, 227285), (655, 215140), (694, 203050), (775, 181828), (1310, 107570), (1388, 101525), (1550, 90914), (1735, 81220), (2620, 53785), (3100, 45457), (3275, 43028), (3470, 40610), (4061, 34700), (6550, 21514), (6940, 20305), (8122, 17350), (8675, 16244), (10757, 13100)]