85819280

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 208081920

約数和(自身を除く): 122262640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 79, 80, 148, 158, 185, 296, 316, 367, 370, 395, 592, 632, 734, 740, 790, 1264, 1468, 1480, 1580, 1835, 2923, 2936, 2960, 3160, 3670, 5846, 5872, 6320, 7340, 11692, 13579, 14615, 14680, 23384, 27158, 28993, 29230, 29360, 46768, 54316, 57986, 58460, 67895, 108632, 115972, 116920, 135790, 144965, 217264, 231944, 233840, 271580, 289930, 463888, 543160, 579860, 1072741, 1086320, 1159720, 2145482, 2319440, 4290964, 5363705, 8581928, 10727410, 17163856, 21454820, 42909640, 85819280]

約数ペア:

[(1, 85819280), (2, 42909640), (4, 21454820), (5, 17163856), (8, 10727410), (10, 8581928), (16, 5363705), (20, 4290964), (37, 2319440), (40, 2145482), (74, 1159720), (79, 1086320), (80, 1072741), (148, 579860), (158, 543160), (185, 463888), (296, 289930), (316, 271580), (367, 233840), (370, 231944), (395, 217264), (592, 144965), (632, 135790), (734, 116920), (740, 115972), (790, 108632), (1264, 67895), (1468, 58460), (1480, 57986), (1580, 54316), (1835, 46768), (2923, 29360), (2936, 29230), (2960, 28993), (3160, 27158), (3670, 23384), (5846, 14680), (5872, 14615), (6320, 13579), (7340, 11692)]