81063125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{907}}^1$

素因数の和:951

約数の個数: 40

約数和(自身を含む): 119136864

約数和(自身を除く): 38073739

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 625, 715, 907, 1375, 1625, 3575, 4535, 6875, 8125, 9977, 11791, 17875, 22675, 49885, 58955, 89375, 113375, 129701, 249425, 294775, 566875, 648505, 1247125, 1473875, 3242525, 6235625, 7369375, 16212625, 81063125]

約数ペア:

[(1, 81063125), (5, 16212625), (11, 7369375), (13, 6235625), (25, 3242525), (55, 1473875), (65, 1247125), (125, 648505), (143, 566875), (275, 294775), (325, 249425), (625, 129701), (715, 113375), (907, 89375), (1375, 58955), (1625, 49885), (3575, 22675), (4535, 17875), (6875, 11791), (8125, 9977)]