20163940725

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{809}}^1\times {\mathrm{14449}}^1$

素因数の和:15294

約数の個数: 48

約数和(自身を含む): 34832592000

約数和(自身を除く): 14668651275

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 809, 1725, 2427, 4045, 12135, 14449, 18607, 20225, 43347, 55821, 60675, 72245, 93035, 216735, 279105, 332327, 361225, 465175, 996981, 1083675, 1395525, 1661635, 4984905, 8308175, 11689241, 24924525, 35067723, 58446205, 175338615, 268852543, 292231025, 806557629, 876693075, 1344262715, 4032788145, 6721313575, 20163940725]

約数ペア:

[(1, 20163940725), (3, 6721313575), (5, 4032788145), (15, 1344262715), (23, 876693075), (25, 806557629), (69, 292231025), (75, 268852543), (115, 175338615), (345, 58446205), (575, 35067723), (809, 24924525), (1725, 11689241), (2427, 8308175), (4045, 4984905), (12135, 1661635), (14449, 1395525), (18607, 1083675), (20225, 996981), (43347, 465175), (55821, 361225), (60675, 332327), (72245, 279105), (93035, 216735)]