491569210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 989293824

約数和(自身を除く): 497724614

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 113, 142, 226, 355, 557, 565, 710, 781, 1114, 1130, 1243, 1562, 2486, 2785, 3905, 5570, 6127, 6215, 7810, 8023, 12254, 12430, 16046, 30635, 39547, 40115, 61270, 62941, 79094, 80230, 88253, 125882, 176506, 197735, 314705, 395470, 435017, 441265, 629410, 692351, 870034, 882530, 1384702, 2175085, 3461755, 4350170, 4468811, 6923510, 8937622, 22344055, 44688110, 49156921, 98313842, 245784605, 491569210]

約数ペア:

[(1, 491569210), (2, 245784605), (5, 98313842), (10, 49156921), (11, 44688110), (22, 22344055), (55, 8937622), (71, 6923510), (110, 4468811), (113, 4350170), (142, 3461755), (226, 2175085), (355, 1384702), (557, 882530), (565, 870034), (710, 692351), (781, 629410), (1114, 441265), (1130, 435017), (1243, 395470), (1562, 314705), (2486, 197735), (2785, 176506), (3905, 125882), (5570, 88253), (6127, 80230), (6215, 79094), (7810, 62941), (8023, 61270), (12254, 40115), (12430, 39547), (16046, 30635)]