81070600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31181}}^1$

素因数の和:31210

約数の個数: 48

約数和(自身を含む): 202994820

約数和(自身を除く): 121924220

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 31181, 62362, 124724, 155905, 249448, 311810, 405353, 623620, 779525, 810706, 1247240, 1559050, 1621412, 2026765, 3118100, 3242824, 4053530, 6236200, 8107060, 10133825, 16214120, 20267650, 40535300, 81070600]

約数ペア:

[(1, 81070600), (2, 40535300), (4, 20267650), (5, 16214120), (8, 10133825), (10, 8107060), (13, 6236200), (20, 4053530), (25, 3242824), (26, 3118100), (40, 2026765), (50, 1621412), (52, 1559050), (65, 1247240), (100, 810706), (104, 779525), (130, 623620), (200, 405353), (260, 311810), (325, 249448), (520, 155905), (650, 124724), (1300, 62362), (2600, 31181)]