651062750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1229}}^1$

素因数の和:1422

約数の個数: 64

約数和(自身を含む): 1321669440

約数和(自身を除く): 670606690

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 163, 250, 325, 326, 650, 815, 1229, 1625, 1630, 2119, 2458, 3250, 4075, 4238, 6145, 8150, 10595, 12290, 15977, 20375, 21190, 30725, 31954, 40750, 52975, 61450, 79885, 105950, 153625, 159770, 200327, 264875, 307250, 399425, 400654, 529750, 798850, 1001635, 1997125, 2003270, 2604251, 3994250, 5008175, 5208502, 10016350, 13021255, 25040875, 26042510, 50081750, 65106275, 130212550, 325531375, 651062750]

約数ペア:

[(1, 651062750), (2, 325531375), (5, 130212550), (10, 65106275), (13, 50081750), (25, 26042510), (26, 25040875), (50, 13021255), (65, 10016350), (125, 5208502), (130, 5008175), (163, 3994250), (250, 2604251), (325, 2003270), (326, 1997125), (650, 1001635), (815, 798850), (1229, 529750), (1625, 400654), (1630, 399425), (2119, 307250), (2458, 264875), (3250, 200327), (4075, 159770), (4238, 153625), (6145, 105950), (8150, 79885), (10595, 61450), (12290, 52975), (15977, 40750), (20375, 31954), (21190, 30725)]