71329180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1093}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 162104544

約数和(自身を除く): 90775364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 502, 1004, 1093, 1255, 2186, 2510, 3263, 4372, 5020, 5465, 6526, 10930, 13052, 14209, 16315, 21860, 28418, 32630, 56836, 65260, 71045, 142090, 274343, 284180, 548686, 1097372, 1371715, 2743430, 3566459, 5486860, 7132918, 14265836, 17832295, 35664590, 71329180]

約数ペア:

[(1, 71329180), (2, 35664590), (4, 17832295), (5, 14265836), (10, 7132918), (13, 5486860), (20, 3566459), (26, 2743430), (52, 1371715), (65, 1097372), (130, 548686), (251, 284180), (260, 274343), (502, 142090), (1004, 71045), (1093, 65260), (1255, 56836), (2186, 32630), (2510, 28418), (3263, 21860), (4372, 16315), (5020, 14209), (5465, 13052), (6526, 10930)]