72419875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1699}}^1$

素因数の和:1756

約数の個数: 32

約数和(自身を含む): 101836800

約数和(自身を除く): 29416925

約数列:

[1, 5, 11, 25, 31, 55, 125, 155, 275, 341, 775, 1375, 1699, 1705, 3875, 8495, 8525, 18689, 42475, 42625, 52669, 93445, 212375, 263345, 467225, 579359, 1316725, 2336125, 2896795, 6583625, 14483975, 72419875]

約数ペア:

[(1, 72419875), (5, 14483975), (11, 6583625), (25, 2896795), (31, 2336125), (55, 1316725), (125, 579359), (155, 467225), (275, 263345), (341, 212375), (775, 93445), (1375, 52669), (1699, 42625), (1705, 42475), (3875, 18689), (8495, 8525)]