78639416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 163814400

約数和(自身を除く): 85174984

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 127, 136, 157, 232, 254, 314, 493, 508, 628, 986, 1016, 1256, 1972, 2159, 2669, 3683, 3944, 4318, 4553, 5338, 7366, 8636, 9106, 10676, 14732, 17272, 18212, 19939, 21352, 29464, 36424, 39878, 62611, 77401, 79756, 125222, 154802, 159512, 250444, 309604, 338963, 500888, 578231, 619208, 677926, 1156462, 1355852, 2312924, 2711704, 4625848, 9829927, 19659854, 39319708, 78639416]

約数ペア:

[(1, 78639416), (2, 39319708), (4, 19659854), (8, 9829927), (17, 4625848), (29, 2711704), (34, 2312924), (58, 1355852), (68, 1156462), (116, 677926), (127, 619208), (136, 578231), (157, 500888), (232, 338963), (254, 309604), (314, 250444), (493, 159512), (508, 154802), (628, 125222), (986, 79756), (1016, 77401), (1256, 62611), (1972, 39878), (2159, 36424), (2669, 29464), (3683, 21352), (3944, 19939), (4318, 18212), (4553, 17272), (5338, 14732), (7366, 10676), (8636, 9106)]