1520744550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{779869}}^1$

素因数の和:779897

約数の個数: 48

約数和(自身を含む): 4061562960

約数和(自身を除く): 2540818410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 779869, 1559738, 2339607, 3899345, 4679214, 7798690, 10138297, 11698035, 19496725, 20276594, 23396070, 30414891, 38993450, 50691485, 58490175, 60829782, 101382970, 116980350, 152074455, 253457425, 304148910, 506914850, 760372275, 1520744550]

約数ペア:

[(1, 1520744550), (2, 760372275), (3, 506914850), (5, 304148910), (6, 253457425), (10, 152074455), (13, 116980350), (15, 101382970), (25, 60829782), (26, 58490175), (30, 50691485), (39, 38993450), (50, 30414891), (65, 23396070), (75, 20276594), (78, 19496725), (130, 11698035), (150, 10138297), (195, 7798690), (325, 4679214), (390, 3899345), (650, 2339607), (975, 1559738), (1950, 779869)]