160331140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{563}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 349634880

約数和(自身を除く): 189303740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 491, 563, 580, 982, 1126, 1964, 2252, 2455, 2815, 4910, 5630, 9820, 11260, 14239, 16327, 28478, 32654, 56956, 65308, 71195, 81635, 142390, 163270, 276433, 284780, 326540, 552866, 1105732, 1382165, 2764330, 5528660, 8016557, 16033114, 32066228, 40082785, 80165570, 160331140]

約数ペア:

[(1, 160331140), (2, 80165570), (4, 40082785), (5, 32066228), (10, 16033114), (20, 8016557), (29, 5528660), (58, 2764330), (116, 1382165), (145, 1105732), (290, 552866), (491, 326540), (563, 284780), (580, 276433), (982, 163270), (1126, 142390), (1964, 81635), (2252, 71195), (2455, 65308), (2815, 56956), (4910, 32654), (5630, 28478), (9820, 16327), (11260, 14239)]