64016920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 163678320

約数和(自身を除く): 99661400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 173, 220, 232, 290, 319, 346, 440, 580, 638, 692, 841, 865, 1160, 1276, 1384, 1595, 1682, 1730, 1903, 2552, 3190, 3364, 3460, 3806, 4205, 5017, 6380, 6728, 6920, 7612, 8410, 9251, 9515, 10034, 12760, 15224, 16820, 18502, 19030, 20068, 25085, 33640, 37004, 38060, 40136, 46255, 50170, 55187, 74008, 76120, 92510, 100340, 110374, 145493, 185020, 200680, 220748, 275935, 290986, 370040, 441496, 551870, 581972, 727465, 1103740, 1163944, 1454930, 1600423, 2207480, 2909860, 3200846, 5819720, 6401692, 8002115, 12803384, 16004230, 32008460, 64016920]

約数ペア:

[(1, 64016920), (2, 32008460), (4, 16004230), (5, 12803384), (8, 8002115), (10, 6401692), (11, 5819720), (20, 3200846), (22, 2909860), (29, 2207480), (40, 1600423), (44, 1454930), (55, 1163944), (58, 1103740), (88, 727465), (110, 581972), (116, 551870), (145, 441496), (173, 370040), (220, 290986), (232, 275935), (290, 220748), (319, 200680), (346, 185020), (440, 145493), (580, 110374), (638, 100340), (692, 92510), (841, 76120), (865, 74008), (1160, 55187), (1276, 50170), (1384, 46255), (1595, 40136), (1682, 38060), (1730, 37004), (1903, 33640), (2552, 25085), (3190, 20068), (3364, 19030), (3460, 18502), (3806, 16820), (4205, 15224), (5017, 12760), (6380, 10034), (6728, 9515), (6920, 9251), (7612, 8410)]