65142480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20879}}^1$

素因数の和:20908

約数の個数: 80

約数和(自身を含む): 217486080

約数和(自身を除く): 152343600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 20879, 41758, 62637, 83516, 104395, 125274, 167032, 208790, 250548, 271427, 313185, 334064, 417580, 501096, 542854, 626370, 814281, 835160, 1002192, 1085708, 1252740, 1357135, 1628562, 1670320, 2171416, 2505480, 2714270, 3257124, 4071405, 4342832, 5010960, 5428540, 6514248, 8142810, 10857080, 13028496, 16285620, 21714160, 32571240, 65142480]

約数ペア:

[(1, 65142480), (2, 32571240), (3, 21714160), (4, 16285620), (5, 13028496), (6, 10857080), (8, 8142810), (10, 6514248), (12, 5428540), (13, 5010960), (15, 4342832), (16, 4071405), (20, 3257124), (24, 2714270), (26, 2505480), (30, 2171416), (39, 1670320), (40, 1628562), (48, 1357135), (52, 1252740), (60, 1085708), (65, 1002192), (78, 835160), (80, 814281), (104, 626370), (120, 542854), (130, 501096), (156, 417580), (195, 334064), (208, 313185), (240, 271427), (260, 250548), (312, 208790), (390, 167032), (520, 125274), (624, 104395), (780, 83516), (1040, 62637), (1560, 41758), (3120, 20879)]