40390625

素因数分解:

$5^7\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:93

約数の個数: 32

約数和(自身を含む): 56249856

約数和(自身を除く): 15859231

約数列:

[1, 5, 11, 25, 47, 55, 125, 235, 275, 517, 625, 1175, 1375, 2585, 3125, 5875, 6875, 12925, 15625, 29375, 34375, 64625, 78125, 146875, 171875, 323125, 734375, 859375, 1615625, 3671875, 8078125, 40390625]

約数ペア:

[(1, 40390625), (5, 8078125), (11, 3671875), (25, 1615625), (47, 859375), (55, 734375), (125, 323125), (235, 171875), (275, 146875), (517, 78125), (625, 64625), (1175, 34375), (1375, 29375), (2585, 15625), (3125, 12925), (5875, 6875)]