8431250

素因数分解:

$2^1\times 5^5\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 48

約数和(自身を含む): 16873920

約数和(自身を除く): 8442670

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 71, 95, 125, 142, 190, 250, 355, 475, 625, 710, 950, 1250, 1349, 1775, 2375, 2698, 3125, 3550, 4750, 6250, 6745, 8875, 11875, 13490, 17750, 23750, 33725, 44375, 59375, 67450, 88750, 118750, 168625, 221875, 337250, 443750, 843125, 1686250, 4215625, 8431250]

約数ペア:

[(1, 8431250), (2, 4215625), (5, 1686250), (10, 843125), (19, 443750), (25, 337250), (38, 221875), (50, 168625), (71, 118750), (95, 88750), (125, 67450), (142, 59375), (190, 44375), (250, 33725), (355, 23750), (475, 17750), (625, 13490), (710, 11875), (950, 8875), (1250, 6745), (1349, 6250), (1775, 4750), (2375, 3550), (2698, 3125)]