71210128

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1493}}^1$

素因数の和:1783

約数の個数: 40

約数和(自身を含む): 151168896

約数和(自身を除く): 79958768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 271, 542, 1084, 1493, 2168, 2981, 2986, 4336, 5962, 5972, 11924, 11944, 16423, 23848, 23888, 32846, 47696, 65692, 131384, 262768, 404603, 809206, 1618412, 3236824, 4450633, 6473648, 8901266, 17802532, 35605064, 71210128]

約数ペア:

[(1, 71210128), (2, 35605064), (4, 17802532), (8, 8901266), (11, 6473648), (16, 4450633), (22, 3236824), (44, 1618412), (88, 809206), (176, 404603), (271, 262768), (542, 131384), (1084, 65692), (1493, 47696), (2168, 32846), (2981, 23888), (2986, 23848), (4336, 16423), (5962, 11944), (5972, 11924)]