542922250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1877}}^1$

素因数の和:1996

約数の個数: 64

約数和(自身を含む): 1107419040

約数和(自身を除く): 564496790

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 125, 130, 178, 250, 325, 445, 650, 890, 1157, 1625, 1877, 2225, 2314, 3250, 3754, 4450, 5785, 9385, 11125, 11570, 18770, 22250, 24401, 28925, 46925, 48802, 57850, 93850, 122005, 144625, 167053, 234625, 244010, 289250, 334106, 469250, 610025, 835265, 1220050, 1670530, 2171689, 3050125, 4176325, 4343378, 6100250, 8352650, 10858445, 20881625, 21716890, 41763250, 54292225, 108584450, 271461125, 542922250]

約数ペア:

[(1, 542922250), (2, 271461125), (5, 108584450), (10, 54292225), (13, 41763250), (25, 21716890), (26, 20881625), (50, 10858445), (65, 8352650), (89, 6100250), (125, 4343378), (130, 4176325), (178, 3050125), (250, 2171689), (325, 1670530), (445, 1220050), (650, 835265), (890, 610025), (1157, 469250), (1625, 334106), (1877, 289250), (2225, 244010), (2314, 234625), (3250, 167053), (3754, 144625), (4450, 122005), (5785, 93850), (9385, 57850), (11125, 48802), (11570, 46925), (18770, 28925), (22250, 24401)]