251843150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2377}}^1$

素因数の和:2565

約数の個数: 48

約数和(自身を含む): 507769584

約数和(自身を除く): 255926434

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 163, 325, 326, 650, 815, 1630, 2119, 2377, 4075, 4238, 4754, 8150, 10595, 11885, 21190, 23770, 30901, 52975, 59425, 61802, 105950, 118850, 154505, 309010, 387451, 772525, 774902, 1545050, 1937255, 3874510, 5036863, 9686275, 10073726, 19372550, 25184315, 50368630, 125921575, 251843150]

約数ペア:

[(1, 251843150), (2, 125921575), (5, 50368630), (10, 25184315), (13, 19372550), (25, 10073726), (26, 9686275), (50, 5036863), (65, 3874510), (130, 1937255), (163, 1545050), (325, 774902), (326, 772525), (650, 387451), (815, 309010), (1630, 154505), (2119, 118850), (2377, 105950), (4075, 61802), (4238, 59425), (4754, 52975), (8150, 30901), (10595, 23770), (11885, 21190)]