78574340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 194957280

約数和(自身を除く): 116382940

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 29, 34, 52, 58, 65, 68, 85, 116, 130, 145, 170, 221, 260, 290, 340, 377, 442, 493, 580, 613, 754, 884, 986, 1105, 1226, 1508, 1885, 1972, 2210, 2452, 2465, 3065, 3770, 4420, 4930, 6130, 6409, 7540, 7969, 9860, 10421, 12260, 12818, 15938, 17777, 20842, 25636, 31876, 32045, 35554, 39845, 41684, 52105, 64090, 71108, 79690, 88885, 104210, 128180, 135473, 159380, 177770, 208420, 231101, 270946, 302209, 355540, 462202, 541892, 604418, 677365, 924404, 1155505, 1208836, 1354730, 1511045, 2311010, 2709460, 3022090, 3928717, 4622020, 6044180, 7857434, 15714868, 19643585, 39287170, 78574340]

約数ペア:

[(1, 78574340), (2, 39287170), (4, 19643585), (5, 15714868), (10, 7857434), (13, 6044180), (17, 4622020), (20, 3928717), (26, 3022090), (29, 2709460), (34, 2311010), (52, 1511045), (58, 1354730), (65, 1208836), (68, 1155505), (85, 924404), (116, 677365), (130, 604418), (145, 541892), (170, 462202), (221, 355540), (260, 302209), (290, 270946), (340, 231101), (377, 208420), (442, 177770), (493, 159380), (580, 135473), (613, 128180), (754, 104210), (884, 88885), (986, 79690), (1105, 71108), (1226, 64090), (1508, 52105), (1885, 41684), (1972, 39845), (2210, 35554), (2452, 32045), (2465, 31876), (3065, 25636), (3770, 20842), (4420, 17777), (4930, 15938), (6130, 12818), (6409, 12260), (7540, 10421), (7969, 9860)]