136521800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{16649}}^1$

素因数の和:16706

約数の個数: 48

約数和(自身を含む): 325174500

約数和(自身を除く): 188652700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 4100, 8200, 16649, 33298, 66596, 83245, 133192, 166490, 332980, 416225, 665960, 682609, 832450, 1365218, 1664900, 2730436, 3329800, 3413045, 5460872, 6826090, 13652180, 17065225, 27304360, 34130450, 68260900, 136521800]

約数ペア:

[(1, 136521800), (2, 68260900), (4, 34130450), (5, 27304360), (8, 17065225), (10, 13652180), (20, 6826090), (25, 5460872), (40, 3413045), (41, 3329800), (50, 2730436), (82, 1664900), (100, 1365218), (164, 832450), (200, 682609), (205, 665960), (328, 416225), (410, 332980), (820, 166490), (1025, 133192), (1640, 83245), (2050, 66596), (4100, 33298), (8200, 16649)]