51042680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{953}}^1$

素因数の和:1080

約数の個数: 64

約数和(自身を含む): 125012160

約数和(自身を除く): 73969480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 412, 515, 520, 824, 953, 1030, 1339, 1906, 2060, 2678, 3812, 4120, 4765, 5356, 6695, 7624, 9530, 10712, 12389, 13390, 19060, 24778, 26780, 38120, 49556, 53560, 61945, 98159, 99112, 123890, 196318, 247780, 392636, 490795, 495560, 785272, 981590, 1276067, 1963180, 2552134, 3926360, 5104268, 6380335, 10208536, 12760670, 25521340, 51042680]

約数ペア:

[(1, 51042680), (2, 25521340), (4, 12760670), (5, 10208536), (8, 6380335), (10, 5104268), (13, 3926360), (20, 2552134), (26, 1963180), (40, 1276067), (52, 981590), (65, 785272), (103, 495560), (104, 490795), (130, 392636), (206, 247780), (260, 196318), (412, 123890), (515, 99112), (520, 98159), (824, 61945), (953, 53560), (1030, 49556), (1339, 38120), (1906, 26780), (2060, 24778), (2678, 19060), (3812, 13390), (4120, 12389), (4765, 10712), (5356, 9530), (6695, 7624)]