666885835265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4091}}^1\times {\mathrm{5087}}^1$

素因数の和:9242

約数の個数: 64

約数和(自身を含む): 944399554560

約数和(自身を除く): 277513719295

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 377, 493, 1105, 1885, 2465, 4091, 5087, 6409, 20455, 25435, 32045, 53183, 66131, 69547, 86479, 118639, 147523, 265915, 330655, 347735, 432395, 593195, 737615, 904111, 1124227, 1542307, 1917799, 2016863, 2507891, 4520555, 5621135, 7711535, 9588995, 10084315, 12539455, 20810917, 26219219, 32602583, 104054585, 131096095, 163012915, 270541921, 353785589, 603516593, 1352709605, 1768927945, 3017582965, 4599212657, 7845715709, 10259782081, 22996063285, 39228578545, 51298910405, 133377167053, 666885835265]

約数ペア:

[(1, 666885835265), (5, 133377167053), (13, 51298910405), (17, 39228578545), (29, 22996063285), (65, 10259782081), (85, 7845715709), (145, 4599212657), (221, 3017582965), (377, 1768927945), (493, 1352709605), (1105, 603516593), (1885, 353785589), (2465, 270541921), (4091, 163012915), (5087, 131096095), (6409, 104054585), (20455, 32602583), (25435, 26219219), (32045, 20810917), (53183, 12539455), (66131, 10084315), (69547, 9588995), (86479, 7711535), (118639, 5621135), (147523, 4520555), (265915, 2507891), (330655, 2016863), (347735, 1917799), (432395, 1542307), (593195, 1124227), (737615, 904111)]