1640280112

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{613}}^1\times {\mathrm{4079}}^1$

素因数の和:4741

約数の個数: 40

約数和(自身を含む): 3261666240

約数和(自身を除く): 1621386128

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 613, 656, 1226, 2452, 4079, 4904, 8158, 9808, 16316, 25133, 32632, 50266, 65264, 100532, 167239, 201064, 334478, 402128, 668956, 1337912, 2500427, 2675824, 5000854, 10001708, 20003416, 40006832, 102517507, 205035014, 410070028, 820140056, 1640280112]

約数ペア:

[(1, 1640280112), (2, 820140056), (4, 410070028), (8, 205035014), (16, 102517507), (41, 40006832), (82, 20003416), (164, 10001708), (328, 5000854), (613, 2675824), (656, 2500427), (1226, 1337912), (2452, 668956), (4079, 402128), (4904, 334478), (8158, 201064), (9808, 167239), (16316, 100532), (25133, 65264), (32632, 50266)]