66230320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1481}}^1$

素因数の和:1550

約数の個数: 80

約数和(自身を含む): 169801632

約数和(自身を除く): 103571312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1481, 1720, 2236, 2795, 2962, 3440, 4472, 5590, 5924, 7405, 8944, 11180, 11848, 14810, 19253, 22360, 23696, 29620, 38506, 44720, 59240, 63683, 77012, 96265, 118480, 127366, 154024, 192530, 254732, 308048, 318415, 385060, 509464, 636830, 770120, 827879, 1018928, 1273660, 1540240, 1655758, 2547320, 3311516, 4139395, 5094640, 6623032, 8278790, 13246064, 16557580, 33115160, 66230320]

約数ペア:

[(1, 66230320), (2, 33115160), (4, 16557580), (5, 13246064), (8, 8278790), (10, 6623032), (13, 5094640), (16, 4139395), (20, 3311516), (26, 2547320), (40, 1655758), (43, 1540240), (52, 1273660), (65, 1018928), (80, 827879), (86, 770120), (104, 636830), (130, 509464), (172, 385060), (208, 318415), (215, 308048), (260, 254732), (344, 192530), (430, 154024), (520, 127366), (559, 118480), (688, 96265), (860, 77012), (1040, 63683), (1118, 59240), (1481, 44720), (1720, 38506), (2236, 29620), (2795, 23696), (2962, 22360), (3440, 19253), (4472, 14810), (5590, 11848), (5924, 11180), (7405, 8944)]