64967540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 163296000

約数和(自身を除く): 98328460

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 29, 34, 44, 55, 58, 68, 85, 110, 116, 145, 170, 187, 220, 290, 319, 340, 374, 493, 580, 599, 638, 748, 935, 986, 1198, 1276, 1595, 1870, 1972, 2396, 2465, 2995, 3190, 3740, 4930, 5423, 5990, 6380, 6589, 9860, 10183, 10846, 11980, 13178, 17371, 20366, 21692, 26356, 27115, 32945, 34742, 40732, 50915, 54230, 65890, 69484, 86855, 101830, 108460, 112013, 131780, 173710, 191081, 203660, 224026, 295307, 347420, 382162, 448052, 560065, 590614, 764324, 955405, 1120130, 1181228, 1476535, 1910810, 2240260, 2953070, 3248377, 3821620, 5906140, 6496754, 12993508, 16241885, 32483770, 64967540]

約数ペア:

[(1, 64967540), (2, 32483770), (4, 16241885), (5, 12993508), (10, 6496754), (11, 5906140), (17, 3821620), (20, 3248377), (22, 2953070), (29, 2240260), (34, 1910810), (44, 1476535), (55, 1181228), (58, 1120130), (68, 955405), (85, 764324), (110, 590614), (116, 560065), (145, 448052), (170, 382162), (187, 347420), (220, 295307), (290, 224026), (319, 203660), (340, 191081), (374, 173710), (493, 131780), (580, 112013), (599, 108460), (638, 101830), (748, 86855), (935, 69484), (986, 65890), (1198, 54230), (1276, 50915), (1595, 40732), (1870, 34742), (1972, 32945), (2396, 27115), (2465, 26356), (2995, 21692), (3190, 20366), (3740, 17371), (4930, 13178), (5423, 11980), (5990, 10846), (6380, 10183), (6589, 9860)]