2115100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1654

約数の個数: 36

約数和(自身を含む): 4945864

約数和(自身を除く): 2830764

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1627, 3254, 6508, 8135, 16270, 21151, 32540, 40675, 42302, 81350, 84604, 105755, 162700, 211510, 423020, 528775, 1057550, 2115100]

約数ペア:

[(1, 2115100), (2, 1057550), (4, 528775), (5, 423020), (10, 211510), (13, 162700), (20, 105755), (25, 84604), (26, 81350), (50, 42302), (52, 40675), (65, 32540), (100, 21151), (130, 16270), (260, 8135), (325, 6508), (650, 3254), (1300, 1627)]