57123375

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 102435840

約数和(自身を除く): 45312465

約数列:

[1, 3, 5, 15, 23, 25, 37, 69, 75, 111, 115, 125, 179, 185, 345, 375, 537, 555, 575, 851, 895, 925, 1725, 2553, 2685, 2775, 2875, 4117, 4255, 4475, 4625, 6623, 8625, 12351, 12765, 13425, 13875, 19869, 20585, 21275, 22375, 33115, 61755, 63825, 67125, 99345, 102925, 106375, 152329, 165575, 308775, 319125, 456987, 496725, 514625, 761645, 827875, 1543875, 2284935, 2483625, 3808225, 11424675, 19041125, 57123375]

約数ペア:

[(1, 57123375), (3, 19041125), (5, 11424675), (15, 3808225), (23, 2483625), (25, 2284935), (37, 1543875), (69, 827875), (75, 761645), (111, 514625), (115, 496725), (125, 456987), (179, 319125), (185, 308775), (345, 165575), (375, 152329), (537, 106375), (555, 102925), (575, 99345), (851, 67125), (895, 63825), (925, 61755), (1725, 33115), (2553, 22375), (2685, 21275), (2775, 20585), (2875, 19869), (4117, 13875), (4255, 13425), (4475, 12765), (4625, 12351), (6623, 8625)]