101977360

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20897}}^1$

素因数の和:20971

約数の個数: 40

約数和(自身を含む): 240995736

約数和(自身を除く): 139018376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 20897, 41794, 83588, 104485, 167176, 208970, 334352, 417940, 835880, 1274717, 1671760, 2549434, 5098868, 6373585, 10197736, 12747170, 20395472, 25494340, 50988680, 101977360]

約数ペア:

[(1, 101977360), (2, 50988680), (4, 25494340), (5, 20395472), (8, 12747170), (10, 10197736), (16, 6373585), (20, 5098868), (40, 2549434), (61, 1671760), (80, 1274717), (122, 835880), (244, 417940), (305, 334352), (488, 208970), (610, 167176), (976, 104485), (1220, 83588), (2440, 41794), (4880, 20897)]