61955320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{541}}^1$

素因数の和:968

約数の個数: 64

約数和(自身を含む): 159998400

約数和(自身を除く): 98043080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 409, 541, 818, 1082, 1636, 2045, 2164, 2705, 2863, 3272, 3787, 4090, 4328, 5410, 5726, 7574, 8180, 10820, 11452, 14315, 15148, 16360, 18935, 21640, 22904, 28630, 30296, 37870, 57260, 75740, 114520, 151480, 221269, 442538, 885076, 1106345, 1548883, 1770152, 2212690, 3097766, 4425380, 6195532, 7744415, 8850760, 12391064, 15488830, 30977660, 61955320]

約数ペア:

[(1, 61955320), (2, 30977660), (4, 15488830), (5, 12391064), (7, 8850760), (8, 7744415), (10, 6195532), (14, 4425380), (20, 3097766), (28, 2212690), (35, 1770152), (40, 1548883), (56, 1106345), (70, 885076), (140, 442538), (280, 221269), (409, 151480), (541, 114520), (818, 75740), (1082, 57260), (1636, 37870), (2045, 30296), (2164, 28630), (2705, 22904), (2863, 21640), (3272, 18935), (3787, 16360), (4090, 15148), (4328, 14315), (5410, 11452), (5726, 10820), (7574, 8180)]