661605187490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4547}}^1\times {\mathrm{27299}}^1$

素因数の和:31907

約数の個数: 64

約数和(自身を含む): 1314113673600

約数和(自身を除く): 652508486110

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 4547, 5330, 9094, 22735, 27299, 45470, 54598, 59111, 118222, 136495, 186427, 272990, 295555, 354887, 372854, 591110, 709774, 932135, 1119259, 1774435, 1864270, 2238518, 2423551, 3548870, 4847102, 5596295, 11192590, 12117755, 14550367, 24235510, 29100734, 72751835, 124128553, 145503670, 248257106, 620642765, 1241285530, 1613671189, 3227342378, 5089270673, 8068355945, 10178541346, 16136711890, 25446353365, 50892706730, 66160518749, 132321037498, 330802593745, 661605187490]

約数ペア:

[(1, 661605187490), (2, 330802593745), (5, 132321037498), (10, 66160518749), (13, 50892706730), (26, 25446353365), (41, 16136711890), (65, 10178541346), (82, 8068355945), (130, 5089270673), (205, 3227342378), (410, 1613671189), (533, 1241285530), (1066, 620642765), (2665, 248257106), (4547, 145503670), (5330, 124128553), (9094, 72751835), (22735, 29100734), (27299, 24235510), (45470, 14550367), (54598, 12117755), (59111, 11192590), (118222, 5596295), (136495, 4847102), (186427, 3548870), (272990, 2423551), (295555, 2238518), (354887, 1864270), (372854, 1774435), (591110, 1119259), (709774, 932135)]