64485080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 172860480

約数和(自身を除く): 108375400

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 37, 40, 44, 55, 68, 74, 85, 88, 110, 136, 148, 170, 185, 187, 220, 233, 296, 340, 370, 374, 407, 440, 466, 629, 680, 740, 748, 814, 932, 935, 1165, 1258, 1480, 1496, 1628, 1864, 1870, 2035, 2330, 2516, 2563, 3145, 3256, 3740, 3961, 4070, 4660, 5032, 5126, 6290, 6919, 7480, 7922, 8140, 8621, 9320, 10252, 12580, 12815, 13838, 15844, 16280, 17242, 19805, 20504, 25160, 25630, 27676, 31688, 34484, 34595, 39610, 43105, 43571, 51260, 55352, 68968, 69190, 79220, 86210, 87142, 94831, 102520, 138380, 146557, 158440, 172420, 174284, 189662, 217855, 276760, 293114, 344840, 348568, 379324, 435710, 474155, 586228, 732785, 758648, 871420, 948310, 1172456, 1465570, 1612127, 1742840, 1896620, 2931140, 3224254, 3793240, 5862280, 6448508, 8060635, 12897016, 16121270, 32242540, 64485080]

約数ペア:

[(1, 64485080), (2, 32242540), (4, 16121270), (5, 12897016), (8, 8060635), (10, 6448508), (11, 5862280), (17, 3793240), (20, 3224254), (22, 2931140), (34, 1896620), (37, 1742840), (40, 1612127), (44, 1465570), (55, 1172456), (68, 948310), (74, 871420), (85, 758648), (88, 732785), (110, 586228), (136, 474155), (148, 435710), (170, 379324), (185, 348568), (187, 344840), (220, 293114), (233, 276760), (296, 217855), (340, 189662), (370, 174284), (374, 172420), (407, 158440), (440, 146557), (466, 138380), (629, 102520), (680, 94831), (740, 87142), (748, 86210), (814, 79220), (932, 69190), (935, 68968), (1165, 55352), (1258, 51260), (1480, 43571), (1496, 43105), (1628, 39610), (1864, 34595), (1870, 34484), (2035, 31688), (2330, 27676), (2516, 25630), (2563, 25160), (3145, 20504), (3256, 19805), (3740, 17242), (3961, 16280), (4070, 15844), (4660, 13838), (5032, 12815), (5126, 12580), (6290, 10252), (6919, 9320), (7480, 8621), (7922, 8140)]