906845300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{1063}}^1$

素因数の和:1545

約数の個数: 72

約数和(自身を含む): 2077992000

約数和(自身を除く): 1171146700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 449, 475, 898, 950, 1063, 1796, 1900, 2126, 2245, 4252, 4490, 5315, 8531, 8980, 10630, 11225, 17062, 20197, 21260, 22450, 26575, 34124, 40394, 42655, 44900, 53150, 80788, 85310, 100985, 106300, 170620, 201970, 213275, 403940, 426550, 477287, 504925, 853100, 954574, 1009850, 1909148, 2019700, 2386435, 4772870, 9068453, 9545740, 11932175, 18136906, 23864350, 36273812, 45342265, 47728700, 90684530, 181369060, 226711325, 453422650, 906845300]

約数ペア:

[(1, 906845300), (2, 453422650), (4, 226711325), (5, 181369060), (10, 90684530), (19, 47728700), (20, 45342265), (25, 36273812), (38, 23864350), (50, 18136906), (76, 11932175), (95, 9545740), (100, 9068453), (190, 4772870), (380, 2386435), (449, 2019700), (475, 1909148), (898, 1009850), (950, 954574), (1063, 853100), (1796, 504925), (1900, 477287), (2126, 426550), (2245, 403940), (4252, 213275), (4490, 201970), (5315, 170620), (8531, 106300), (8980, 100985), (10630, 85310), (11225, 80788), (17062, 53150), (20197, 44900), (21260, 42655), (22450, 40394), (26575, 34124)]