550864812100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{557}}^1\times {\mathrm{186601}}^1$

素因数の和:187225

約数の個数: 72

約数和(自身を含む): 1220124047688

約数和(自身を除く): 669259235588

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 557, 1060, 1114, 1325, 2228, 2650, 2785, 5300, 5570, 11140, 13925, 27850, 29521, 55700, 59042, 118084, 147605, 186601, 295210, 373202, 590420, 738025, 746404, 933005, 1476050, 1866010, 2952100, 3732020, 4665025, 9330050, 9889853, 18660100, 19779706, 39559412, 49449265, 98898530, 103936757, 197797060, 207873514, 247246325, 415747028, 494492650, 519683785, 988985300, 1039367570, 2078735140, 2598418925, 5196837850, 5508648121, 10393675700, 11017296242, 22034592484, 27543240605, 55086481210, 110172962420, 137716203025, 275432406050, 550864812100]

約数ペア:

[(1, 550864812100), (2, 275432406050), (4, 137716203025), (5, 110172962420), (10, 55086481210), (20, 27543240605), (25, 22034592484), (50, 11017296242), (53, 10393675700), (100, 5508648121), (106, 5196837850), (212, 2598418925), (265, 2078735140), (530, 1039367570), (557, 988985300), (1060, 519683785), (1114, 494492650), (1325, 415747028), (2228, 247246325), (2650, 207873514), (2785, 197797060), (5300, 103936757), (5570, 98898530), (11140, 49449265), (13925, 39559412), (27850, 19779706), (29521, 18660100), (55700, 9889853), (59042, 9330050), (118084, 4665025), (147605, 3732020), (186601, 2952100), (295210, 1866010), (373202, 1476050), (590420, 933005), (738025, 746404)]