4953490672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{151687}}^1$

素因数の和:151865

約数の個数: 40

約数和(自身を含む): 10401549536

約数和(自身を除く): 5448058864

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 628, 1256, 2041, 2512, 4082, 8164, 16328, 32656, 151687, 303374, 606748, 1213496, 1971931, 2426992, 3943862, 7887724, 15775448, 23814859, 31550896, 47629718, 95259436, 190518872, 309593167, 381037744, 619186334, 1238372668, 2476745336, 4953490672]

約数ペア:

[(1, 4953490672), (2, 2476745336), (4, 1238372668), (8, 619186334), (13, 381037744), (16, 309593167), (26, 190518872), (52, 95259436), (104, 47629718), (157, 31550896), (208, 23814859), (314, 15775448), (628, 7887724), (1256, 3943862), (2041, 2426992), (2512, 1971931), (4082, 1213496), (8164, 606748), (16328, 303374), (32656, 151687)]