80541916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{541}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 174220480

約数和(自身を除く): 93678564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 409, 541, 818, 1082, 1636, 2164, 2863, 3787, 5317, 5726, 7033, 7574, 10634, 11452, 14066, 15148, 21268, 28132, 37219, 49231, 74438, 98462, 148876, 196924, 221269, 442538, 885076, 1548883, 2876497, 3097766, 5752994, 6195532, 11505988, 20135479, 40270958, 80541916]

約数ペア:

[(1, 80541916), (2, 40270958), (4, 20135479), (7, 11505988), (13, 6195532), (14, 5752994), (26, 3097766), (28, 2876497), (52, 1548883), (91, 885076), (182, 442538), (364, 221269), (409, 196924), (541, 148876), (818, 98462), (1082, 74438), (1636, 49231), (2164, 37219), (2863, 28132), (3787, 21268), (5317, 15148), (5726, 14066), (7033, 11452), (7574, 10634)]