649780455964

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{61001}}^1\times {\mathrm{64951}}^1$

素因数の和:125997

約数の個数: 24

約数和(自身を含む): 1164887359776

約数和(自身を除く): 515106903812

約数列:

[1, 2, 4, 41, 82, 164, 61001, 64951, 122002, 129902, 244004, 259804, 2501041, 2662991, 5002082, 5325982, 10004164, 10651964, 3962075951, 7924151902, 15848303804, 162445113991, 324890227982, 649780455964]

約数ペア:

[(1, 649780455964), (2, 324890227982), (4, 162445113991), (41, 15848303804), (82, 7924151902), (164, 3962075951), (61001, 10651964), (64951, 10004164), (122002, 5325982), (129902, 5002082), (244004, 2662991), (259804, 2501041)]