158775500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{1879}}^1$

素因数の和:1924

約数の個数: 72

約数和(自身を含む): 375691680

約数和(自身を除く): 216916180

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 169, 250, 260, 325, 338, 500, 650, 676, 845, 1300, 1625, 1690, 1879, 3250, 3380, 3758, 4225, 6500, 7516, 8450, 9395, 16900, 18790, 21125, 24427, 37580, 42250, 46975, 48854, 84500, 93950, 97708, 122135, 187900, 234875, 244270, 317551, 469750, 488540, 610675, 635102, 939500, 1221350, 1270204, 1587755, 2442700, 3053375, 3175510, 6106750, 6351020, 7938775, 12213500, 15877550, 31755100, 39693875, 79387750, 158775500]

約数ペア:

[(1, 158775500), (2, 79387750), (4, 39693875), (5, 31755100), (10, 15877550), (13, 12213500), (20, 7938775), (25, 6351020), (26, 6106750), (50, 3175510), (52, 3053375), (65, 2442700), (100, 1587755), (125, 1270204), (130, 1221350), (169, 939500), (250, 635102), (260, 610675), (325, 488540), (338, 469750), (500, 317551), (650, 244270), (676, 234875), (845, 187900), (1300, 122135), (1625, 97708), (1690, 93950), (1879, 84500), (3250, 48854), (3380, 46975), (3758, 42250), (4225, 37580), (6500, 24427), (7516, 21125), (8450, 18790), (9395, 16900)]