90025040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8461}}^1$

素因数の和:8500

約数の個数: 80

約数和(自身を含む): 251829120

約数和(自身を除く): 161804080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 8461, 10640, 16922, 33844, 42305, 59227, 67688, 84610, 118454, 135376, 160759, 169220, 236908, 296135, 321518, 338440, 473816, 592270, 643036, 676880, 803795, 947632, 1125313, 1184540, 1286072, 1607590, 2250626, 2369080, 2572144, 3215180, 4501252, 4738160, 5626565, 6430360, 9002504, 11253130, 12860720, 18005008, 22506260, 45012520, 90025040]

約数ペア:

[(1, 90025040), (2, 45012520), (4, 22506260), (5, 18005008), (7, 12860720), (8, 11253130), (10, 9002504), (14, 6430360), (16, 5626565), (19, 4738160), (20, 4501252), (28, 3215180), (35, 2572144), (38, 2369080), (40, 2250626), (56, 1607590), (70, 1286072), (76, 1184540), (80, 1125313), (95, 947632), (112, 803795), (133, 676880), (140, 643036), (152, 592270), (190, 473816), (266, 338440), (280, 321518), (304, 296135), (380, 236908), (532, 169220), (560, 160759), (665, 135376), (760, 118454), (1064, 84610), (1330, 67688), (1520, 59227), (2128, 42305), (2660, 33844), (5320, 16922), (8461, 10640)]