67996640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13709}}^1$

素因数の和:13755

約数の個数: 48

約数和(自身を含む): 165836160

約数和(自身を除く): 97839520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 13709, 27418, 54836, 68545, 109672, 137090, 219344, 274180, 424979, 438688, 548360, 849958, 1096720, 1699916, 2124895, 2193440, 3399832, 4249790, 6799664, 8499580, 13599328, 16999160, 33998320, 67996640]

約数ペア:

[(1, 67996640), (2, 33998320), (4, 16999160), (5, 13599328), (8, 8499580), (10, 6799664), (16, 4249790), (20, 3399832), (31, 2193440), (32, 2124895), (40, 1699916), (62, 1096720), (80, 849958), (124, 548360), (155, 438688), (160, 424979), (248, 274180), (310, 219344), (496, 137090), (620, 109672), (992, 68545), (1240, 54836), (2480, 27418), (4960, 13709)]