85845350

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 164037120

約数和(自身を除く): 78191770

約数列:

[1, 2, 5, 10, 25, 50, 79, 103, 158, 206, 211, 395, 422, 515, 790, 1030, 1055, 1975, 2110, 2575, 3950, 5150, 5275, 8137, 10550, 16274, 16669, 21733, 33338, 40685, 43466, 81370, 83345, 108665, 166690, 203425, 217330, 406850, 416725, 543325, 833450, 1086650, 1716907, 3433814, 8584535, 17169070, 42922675, 85845350]

約数ペア:

[(1, 85845350), (2, 42922675), (5, 17169070), (10, 8584535), (25, 3433814), (50, 1716907), (79, 1086650), (103, 833450), (158, 543325), (206, 416725), (211, 406850), (395, 217330), (422, 203425), (515, 166690), (790, 108665), (1030, 83345), (1055, 81370), (1975, 43466), (2110, 40685), (2575, 33338), (3950, 21733), (5150, 16669), (5275, 16274), (8137, 10550)]