87354500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 207567360

約数和(自身を除く): 120212860

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 43, 50, 68, 85, 86, 100, 125, 170, 172, 215, 239, 250, 340, 425, 430, 478, 500, 731, 850, 860, 956, 1075, 1195, 1462, 1700, 2125, 2150, 2390, 2924, 3655, 4063, 4250, 4300, 4780, 5375, 5975, 7310, 8126, 8500, 10277, 10750, 11950, 14620, 16252, 18275, 20315, 20554, 21500, 23900, 29875, 36550, 40630, 41108, 51385, 59750, 73100, 81260, 91375, 101575, 102770, 119500, 174709, 182750, 203150, 205540, 256925, 349418, 365500, 406300, 507875, 513850, 698836, 873545, 1015750, 1027700, 1284625, 1747090, 2031500, 2569250, 3494180, 4367725, 5138500, 8735450, 17470900, 21838625, 43677250, 87354500]

約数ペア:

[(1, 87354500), (2, 43677250), (4, 21838625), (5, 17470900), (10, 8735450), (17, 5138500), (20, 4367725), (25, 3494180), (34, 2569250), (43, 2031500), (50, 1747090), (68, 1284625), (85, 1027700), (86, 1015750), (100, 873545), (125, 698836), (170, 513850), (172, 507875), (215, 406300), (239, 365500), (250, 349418), (340, 256925), (425, 205540), (430, 203150), (478, 182750), (500, 174709), (731, 119500), (850, 102770), (860, 101575), (956, 91375), (1075, 81260), (1195, 73100), (1462, 59750), (1700, 51385), (2125, 41108), (2150, 40630), (2390, 36550), (2924, 29875), (3655, 23900), (4063, 21500), (4250, 20554), (4300, 20315), (4780, 18275), (5375, 16252), (5975, 14620), (7310, 11950), (8126, 10750), (8500, 10277)]