28682200

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2351}}^1$

素因数の和:2428

約数の個数: 48

約数和(自身を含む): 67808160

約数和(自身を除く): 39125960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2351, 2440, 3050, 4702, 6100, 9404, 11755, 12200, 18808, 23510, 47020, 58775, 94040, 117550, 143411, 235100, 286822, 470200, 573644, 717055, 1147288, 1434110, 2868220, 3585275, 5736440, 7170550, 14341100, 28682200]

約数ペア:

[(1, 28682200), (2, 14341100), (4, 7170550), (5, 5736440), (8, 3585275), (10, 2868220), (20, 1434110), (25, 1147288), (40, 717055), (50, 573644), (61, 470200), (100, 286822), (122, 235100), (200, 143411), (244, 117550), (305, 94040), (488, 58775), (610, 47020), (1220, 23510), (1525, 18808), (2351, 12200), (2440, 11755), (3050, 9404), (4702, 6100)]