66491680

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7841}}^1$

素因数の和:7909

約数の個数: 48

約数和(自身を含む): 160070904

約数和(自身を除く): 93579224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 4240, 7841, 8480, 15682, 31364, 39205, 62728, 78410, 125456, 156820, 250912, 313640, 415573, 627280, 831146, 1254560, 1662292, 2077865, 3324584, 4155730, 6649168, 8311460, 13298336, 16622920, 33245840, 66491680]

約数ペア:

[(1, 66491680), (2, 33245840), (4, 16622920), (5, 13298336), (8, 8311460), (10, 6649168), (16, 4155730), (20, 3324584), (32, 2077865), (40, 1662292), (53, 1254560), (80, 831146), (106, 627280), (160, 415573), (212, 313640), (265, 250912), (424, 156820), (530, 125456), (848, 78410), (1060, 62728), (1696, 39205), (2120, 31364), (4240, 15682), (7841, 8480)]