74189375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:453

約数の個数: 40

約数和(自身を含む): 104441568

約数和(自身を除く): 30252193

約数列:

[1, 5, 13, 23, 25, 65, 115, 125, 299, 325, 397, 575, 625, 1495, 1625, 1985, 2875, 5161, 7475, 8125, 9131, 9925, 14375, 25805, 37375, 45655, 49625, 118703, 129025, 186875, 228275, 248125, 593515, 645125, 1141375, 2967575, 3225625, 5706875, 14837875, 74189375]

約数ペア:

[(1, 74189375), (5, 14837875), (13, 5706875), (23, 3225625), (25, 2967575), (65, 1141375), (115, 645125), (125, 593515), (299, 248125), (325, 228275), (397, 186875), (575, 129025), (625, 118703), (1495, 49625), (1625, 45655), (1985, 37375), (2875, 25805), (5161, 14375), (7475, 9925), (8125, 9131)]