31125808

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 73852416

約数和(自身を除く): 42726608

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 43, 46, 56, 86, 92, 112, 161, 172, 184, 281, 301, 322, 344, 368, 562, 602, 644, 688, 989, 1124, 1204, 1288, 1967, 1978, 2248, 2408, 2576, 3934, 3956, 4496, 4816, 6463, 6923, 7868, 7912, 12083, 12926, 13846, 15736, 15824, 24166, 25852, 27692, 31472, 45241, 48332, 51704, 55384, 84581, 90482, 96664, 103408, 110768, 169162, 180964, 193328, 277909, 338324, 361928, 555818, 676648, 723856, 1111636, 1353296, 1945363, 2223272, 3890726, 4446544, 7781452, 15562904, 31125808]

約数ペア:

[(1, 31125808), (2, 15562904), (4, 7781452), (7, 4446544), (8, 3890726), (14, 2223272), (16, 1945363), (23, 1353296), (28, 1111636), (43, 723856), (46, 676648), (56, 555818), (86, 361928), (92, 338324), (112, 277909), (161, 193328), (172, 180964), (184, 169162), (281, 110768), (301, 103408), (322, 96664), (344, 90482), (368, 84581), (562, 55384), (602, 51704), (644, 48332), (688, 45241), (989, 31472), (1124, 27692), (1204, 25852), (1288, 24166), (1967, 15824), (1978, 15736), (2248, 13846), (2408, 12926), (2576, 12083), (3934, 7912), (3956, 7868), (4496, 6923), (4816, 6463)]