64455140

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{54623}}^1$

素因数の和:54691

約数の個数: 24

約数和(自身を含む): 137652480

約数和(自身を除く): 73197340

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 54623, 109246, 218492, 273115, 546230, 1092460, 3222757, 6445514, 12891028, 16113785, 32227570, 64455140]

約数ペア:

[(1, 64455140), (2, 32227570), (4, 16113785), (5, 12891028), (10, 6445514), (20, 3222757), (59, 1092460), (118, 546230), (236, 273115), (295, 218492), (590, 109246), (1180, 54623)]