201554405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4349}}^1$

素因数の和:4421

約数の個数: 32

約数和(自身を含む): 280627200

約数和(自身を除く): 79072795

約数列:

[1, 5, 13, 23, 31, 65, 115, 155, 299, 403, 713, 1495, 2015, 3565, 4349, 9269, 21745, 46345, 56537, 100027, 134819, 282685, 500135, 674095, 1300351, 1752647, 3100837, 6501755, 8763235, 15504185, 40310881, 201554405]

約数ペア:

[(1, 201554405), (5, 40310881), (13, 15504185), (23, 8763235), (31, 6501755), (65, 3100837), (115, 1752647), (155, 1300351), (299, 674095), (403, 500135), (713, 282685), (1495, 134819), (2015, 100027), (3565, 56537), (4349, 46345), (9269, 21745)]