127975250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^3\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 260638560

約数和(自身を除く): 132663310

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 233, 250, 325, 338, 466, 650, 845, 1165, 1625, 1690, 2197, 2330, 3029, 3250, 4225, 4394, 5825, 6058, 8450, 10985, 11650, 15145, 21125, 21970, 29125, 30290, 39377, 42250, 54925, 58250, 75725, 78754, 109850, 151450, 196885, 274625, 378625, 393770, 511901, 549250, 757250, 984425, 1023802, 1968850, 2559505, 4922125, 5119010, 9844250, 12797525, 25595050, 63987625, 127975250]

約数ペア:

[(1, 127975250), (2, 63987625), (5, 25595050), (10, 12797525), (13, 9844250), (25, 5119010), (26, 4922125), (50, 2559505), (65, 1968850), (125, 1023802), (130, 984425), (169, 757250), (233, 549250), (250, 511901), (325, 393770), (338, 378625), (466, 274625), (650, 196885), (845, 151450), (1165, 109850), (1625, 78754), (1690, 75725), (2197, 58250), (2330, 54925), (3029, 42250), (3250, 39377), (4225, 30290), (4394, 29125), (5825, 21970), (6058, 21125), (8450, 15145), (10985, 11650)]