20172750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2069}}^1$

素因数の和:2102

約数の個数: 64

約数和(自身を含む): 54250560

約数和(自身を除く): 34077810

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 2069, 3250, 4138, 4875, 6207, 9750, 10345, 12414, 20690, 26897, 31035, 51725, 53794, 62070, 80691, 103450, 134485, 155175, 161382, 258625, 268970, 310350, 403455, 517250, 672425, 775875, 806910, 1344850, 1551750, 2017275, 3362125, 4034550, 6724250, 10086375, 20172750]

約数ペア:

[(1, 20172750), (2, 10086375), (3, 6724250), (5, 4034550), (6, 3362125), (10, 2017275), (13, 1551750), (15, 1344850), (25, 806910), (26, 775875), (30, 672425), (39, 517250), (50, 403455), (65, 310350), (75, 268970), (78, 258625), (125, 161382), (130, 155175), (150, 134485), (195, 103450), (250, 80691), (325, 62070), (375, 53794), (390, 51725), (650, 31035), (750, 26897), (975, 20690), (1625, 12414), (1950, 10345), (2069, 9750), (3250, 6207), (4138, 4875)]