65584220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 156549120

約数和(自身を除く): 90964900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 79, 103, 124, 130, 155, 158, 206, 260, 310, 316, 395, 403, 412, 515, 620, 790, 806, 1027, 1030, 1339, 1580, 1612, 2015, 2054, 2060, 2449, 2678, 3193, 4030, 4108, 4898, 5135, 5356, 6386, 6695, 8060, 8137, 9796, 10270, 12245, 12772, 13390, 15965, 16274, 20540, 24490, 26780, 31837, 31930, 32548, 40685, 41509, 48980, 63674, 63860, 81370, 83018, 105781, 127348, 159185, 162740, 166036, 207545, 211562, 252247, 318370, 415090, 423124, 504494, 528905, 636740, 830180, 1008988, 1057810, 1261235, 2115620, 2522470, 3279211, 5044940, 6558422, 13116844, 16396055, 32792110, 65584220]

約数ペア:

[(1, 65584220), (2, 32792110), (4, 16396055), (5, 13116844), (10, 6558422), (13, 5044940), (20, 3279211), (26, 2522470), (31, 2115620), (52, 1261235), (62, 1057810), (65, 1008988), (79, 830180), (103, 636740), (124, 528905), (130, 504494), (155, 423124), (158, 415090), (206, 318370), (260, 252247), (310, 211562), (316, 207545), (395, 166036), (403, 162740), (412, 159185), (515, 127348), (620, 105781), (790, 83018), (806, 81370), (1027, 63860), (1030, 63674), (1339, 48980), (1580, 41509), (1612, 40685), (2015, 32548), (2054, 31930), (2060, 31837), (2449, 26780), (2678, 24490), (3193, 20540), (4030, 16274), (4108, 15965), (4898, 13390), (5135, 12772), (5356, 12245), (6386, 10270), (6695, 9796), (8060, 8137)]