381904375

素因数分解:

$5^4\times {\mathrm{47}}^1\times {\mathrm{13001}}^1$

素因数の和:13068

約数の個数: 20

約数和(自身を含む): 487418976

約数和(自身を除く): 105514601

約数列:

[1, 5, 25, 47, 125, 235, 625, 1175, 5875, 13001, 29375, 65005, 325025, 611047, 1625125, 3055235, 8125625, 15276175, 76380875, 381904375]

約数ペア:

[(1, 381904375), (5, 76380875), (25, 15276175), (47, 8125625), (125, 3055235), (235, 1625125), (625, 611047), (1175, 325025), (5875, 65005), (13001, 29375)]