78531121570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{392911}}^1$

素因数の和:393031

約数の個数: 64

約数和(自身を含む): 162948464640

約数和(自身を除く): 84417343070

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 79, 110, 115, 158, 230, 253, 395, 506, 790, 869, 1265, 1738, 1817, 2530, 3634, 4345, 8690, 9085, 18170, 19987, 39974, 99935, 199870, 392911, 785822, 1964555, 3929110, 4322021, 8644042, 9036953, 18073906, 21610105, 31039969, 43220210, 45184765, 62079938, 90369530, 99406483, 155199845, 198812966, 310399690, 341439659, 497032415, 682879318, 713919287, 994064830, 1427838574, 1707198295, 3414396590, 3569596435, 7139192870, 7853112157, 15706224314, 39265560785, 78531121570]

約数ペア:

[(1, 78531121570), (2, 39265560785), (5, 15706224314), (10, 7853112157), (11, 7139192870), (22, 3569596435), (23, 3414396590), (46, 1707198295), (55, 1427838574), (79, 994064830), (110, 713919287), (115, 682879318), (158, 497032415), (230, 341439659), (253, 310399690), (395, 198812966), (506, 155199845), (790, 99406483), (869, 90369530), (1265, 62079938), (1738, 45184765), (1817, 43220210), (2530, 31039969), (3634, 21610105), (4345, 18073906), (8690, 9036953), (9085, 8644042), (18170, 4322021), (19987, 3929110), (39974, 1964555), (99935, 785822), (199870, 392911)]