90195040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:552

約数の個数: 96

約数和(自身を含む): 232255296

約数和(自身を除く): 142060256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 103, 104, 130, 160, 206, 208, 260, 412, 416, 421, 515, 520, 824, 842, 1030, 1040, 1339, 1648, 1684, 2060, 2080, 2105, 2678, 3296, 3368, 4120, 4210, 5356, 5473, 6695, 6736, 8240, 8420, 10712, 10946, 13390, 13472, 16480, 16840, 21424, 21892, 26780, 27365, 33680, 42848, 43363, 43784, 53560, 54730, 67360, 86726, 87568, 107120, 109460, 173452, 175136, 214240, 216815, 218920, 346904, 433630, 437840, 563719, 693808, 867260, 875680, 1127438, 1387616, 1734520, 2254876, 2818595, 3469040, 4509752, 5637190, 6938080, 9019504, 11274380, 18039008, 22548760, 45097520, 90195040]

約数ペア:

[(1, 90195040), (2, 45097520), (4, 22548760), (5, 18039008), (8, 11274380), (10, 9019504), (13, 6938080), (16, 5637190), (20, 4509752), (26, 3469040), (32, 2818595), (40, 2254876), (52, 1734520), (65, 1387616), (80, 1127438), (103, 875680), (104, 867260), (130, 693808), (160, 563719), (206, 437840), (208, 433630), (260, 346904), (412, 218920), (416, 216815), (421, 214240), (515, 175136), (520, 173452), (824, 109460), (842, 107120), (1030, 87568), (1040, 86726), (1339, 67360), (1648, 54730), (1684, 53560), (2060, 43784), (2080, 43363), (2105, 42848), (2678, 33680), (3296, 27365), (3368, 26780), (4120, 21892), (4210, 21424), (5356, 16840), (5473, 16480), (6695, 13472), (6736, 13390), (8240, 10946), (8420, 10712)]