40709500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{6263}}^1$

素因数の和:6295

約数の個数: 48

約数和(自身を含む): 95764032

約数和(自身を除く): 55054532

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6263, 6500, 12526, 25052, 31315, 62630, 81419, 125260, 156575, 162838, 313150, 325676, 407095, 626300, 782875, 814190, 1565750, 1628380, 2035475, 3131500, 4070950, 8141900, 10177375, 20354750, 40709500]

約数ペア:

[(1, 40709500), (2, 20354750), (4, 10177375), (5, 8141900), (10, 4070950), (13, 3131500), (20, 2035475), (25, 1628380), (26, 1565750), (50, 814190), (52, 782875), (65, 626300), (100, 407095), (125, 325676), (130, 313150), (250, 162838), (260, 156575), (325, 125260), (500, 81419), (650, 62630), (1300, 31315), (1625, 25052), (3250, 12526), (6263, 6500)]