139360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:95

約数の個数: 48

約数和(自身を含む): 359856

約数和(自身を除く): 220496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 67, 80, 104, 130, 134, 160, 208, 260, 268, 335, 416, 520, 536, 670, 871, 1040, 1072, 1340, 1742, 2080, 2144, 2680, 3484, 4355, 5360, 6968, 8710, 10720, 13936, 17420, 27872, 34840, 69680, 139360]

約数ペア:

[(1, 139360), (2, 69680), (4, 34840), (5, 27872), (8, 17420), (10, 13936), (13, 10720), (16, 8710), (20, 6968), (26, 5360), (32, 4355), (40, 3484), (52, 2680), (65, 2144), (67, 2080), (80, 1742), (104, 1340), (130, 1072), (134, 1040), (160, 871), (208, 670), (260, 536), (268, 520), (335, 416)]