81237670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{967}}^1$

素因数の和:1276

約数の個数: 32

約数和(自身を含む): 151658496

約数和(自身を除く): 70420826

約数列:

[1, 2, 5, 10, 31, 62, 155, 271, 310, 542, 967, 1355, 1934, 2710, 4835, 8401, 9670, 16802, 29977, 42005, 59954, 84010, 149885, 262057, 299770, 524114, 1310285, 2620570, 8123767, 16247534, 40618835, 81237670]

約数ペア:

[(1, 81237670), (2, 40618835), (5, 16247534), (10, 8123767), (31, 2620570), (62, 1310285), (155, 524114), (271, 299770), (310, 262057), (542, 149885), (967, 84010), (1355, 59954), (1934, 42005), (2710, 29977), (4835, 16802), (8401, 9670)]