53152020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4159}}^1$

素因数の和:4245

約数の個数: 72

約数和(自身を含む): 163537920

約数和(自身を除く): 110385900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4159, 4260, 6390, 8318, 12477, 12780, 16636, 20795, 24954, 37431, 41590, 49908, 62385, 74862, 83180, 124770, 149724, 187155, 249540, 295289, 374310, 590578, 748620, 885867, 1181156, 1476445, 1771734, 2657601, 2952890, 3543468, 4429335, 5315202, 5905780, 8858670, 10630404, 13288005, 17717340, 26576010, 53152020]

約数ペア:

[(1, 53152020), (2, 26576010), (3, 17717340), (4, 13288005), (5, 10630404), (6, 8858670), (9, 5905780), (10, 5315202), (12, 4429335), (15, 3543468), (18, 2952890), (20, 2657601), (30, 1771734), (36, 1476445), (45, 1181156), (60, 885867), (71, 748620), (90, 590578), (142, 374310), (180, 295289), (213, 249540), (284, 187155), (355, 149724), (426, 124770), (639, 83180), (710, 74862), (852, 62385), (1065, 49908), (1278, 41590), (1420, 37431), (2130, 24954), (2556, 20795), (3195, 16636), (4159, 12780), (4260, 12477), (6390, 8318)]