68261870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{811}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 129790080

約数和(自身を除く): 61528210

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 443, 811, 886, 1622, 2215, 4055, 4430, 8110, 8417, 15409, 16834, 30818, 42085, 77045, 84170, 154090, 359273, 718546, 1796365, 3592730, 6826187, 13652374, 34130935, 68261870]

約数ペア:

[(1, 68261870), (2, 34130935), (5, 13652374), (10, 6826187), (19, 3592730), (38, 1796365), (95, 718546), (190, 359273), (443, 154090), (811, 84170), (886, 77045), (1622, 42085), (2215, 30818), (4055, 16834), (4430, 15409), (8110, 8417)]