8555625

素因数分解:

$3^4\times 5^4\times {\mathrm{13}}^2$

素因数の和:58

約数の個数: 75

約数和(自身を含む): 17293683

約数和(自身を除く): 8738058

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 125, 135, 169, 195, 225, 325, 351, 375, 405, 507, 585, 625, 675, 845, 975, 1053, 1125, 1521, 1625, 1755, 1875, 2025, 2535, 2925, 3375, 4225, 4563, 4875, 5265, 5625, 7605, 8125, 8775, 10125, 12675, 13689, 14625, 16875, 21125, 22815, 24375, 26325, 38025, 43875, 50625, 63375, 68445, 73125, 105625, 114075, 131625, 190125, 219375, 316875, 342225, 570375, 658125, 950625, 1711125, 2851875, 8555625]

約数ペア:

[(1, 8555625), (3, 2851875), (5, 1711125), (9, 950625), (13, 658125), (15, 570375), (25, 342225), (27, 316875), (39, 219375), (45, 190125), (65, 131625), (75, 114075), (81, 105625), (117, 73125), (125, 68445), (135, 63375), (169, 50625), (195, 43875), (225, 38025), (325, 26325), (351, 24375), (375, 22815), (405, 21125), (507, 16875), (585, 14625), (625, 13689), (675, 12675), (845, 10125), (975, 8775), (1053, 8125), (1125, 7605), (1521, 5625), (1625, 5265), (1755, 4875), (1875, 4563), (2025, 4225), (2535, 3375)]