179457980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{8737}}^1$

素因数の和:8838

約数の個数: 48

約数和(自身を含む): 411035520

約数和(自身を除く): 231577540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 8737, 10270, 17474, 20540, 34948, 43685, 87370, 113581, 174740, 227162, 454324, 567905, 690223, 1135810, 1380446, 2271620, 2760892, 3451115, 6902230, 8972899, 13804460, 17945798, 35891596, 44864495, 89728990, 179457980]

約数ペア:

[(1, 179457980), (2, 89728990), (4, 44864495), (5, 35891596), (10, 17945798), (13, 13804460), (20, 8972899), (26, 6902230), (52, 3451115), (65, 2760892), (79, 2271620), (130, 1380446), (158, 1135810), (260, 690223), (316, 567905), (395, 454324), (790, 227162), (1027, 174740), (1580, 113581), (2054, 87370), (4108, 43685), (5135, 34948), (8737, 20540), (10270, 17474)]