740504375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{91139}}^1$

素因数の和:91172

約数の個数: 20

約数和(自身を含む): 996524760

約数和(自身を除く): 256020385

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 8125, 91139, 455695, 1184807, 2278475, 5924035, 11392375, 29620175, 56961875, 148100875, 740504375]

約数ペア:

[(1, 740504375), (5, 148100875), (13, 56961875), (25, 29620175), (65, 11392375), (125, 5924035), (325, 2278475), (625, 1184807), (1625, 455695), (8125, 91139)]