61417460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4457}}^1$

素因数の和:4532

約数の個数: 48

約数和(自身を含む): 141550416

約数和(自身を除く): 80132956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 4457, 6890, 8914, 13780, 17828, 22285, 44570, 57941, 89140, 115882, 231764, 236221, 289705, 472442, 579410, 944884, 1158820, 1181105, 2362210, 3070873, 4724420, 6141746, 12283492, 15354365, 30708730, 61417460]

約数ペア:

[(1, 61417460), (2, 30708730), (4, 15354365), (5, 12283492), (10, 6141746), (13, 4724420), (20, 3070873), (26, 2362210), (52, 1181105), (53, 1158820), (65, 944884), (106, 579410), (130, 472442), (212, 289705), (260, 236221), (265, 231764), (530, 115882), (689, 89140), (1060, 57941), (1378, 44570), (2756, 22285), (3445, 17828), (4457, 13780), (6890, 8914)]