135127460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3739}}^1$

素因数の和:3900

約数の個数: 48

約数和(自身を含む): 307876800

約数和(自身を除く): 172749340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2780, 3614, 3739, 7228, 7478, 9035, 14956, 18070, 18695, 36140, 37390, 48607, 74780, 97214, 194428, 243035, 486070, 519721, 972140, 1039442, 2078884, 2598605, 5197210, 6756373, 10394420, 13512746, 27025492, 33781865, 67563730, 135127460]

約数ペア:

[(1, 135127460), (2, 67563730), (4, 33781865), (5, 27025492), (10, 13512746), (13, 10394420), (20, 6756373), (26, 5197210), (52, 2598605), (65, 2078884), (130, 1039442), (139, 972140), (260, 519721), (278, 486070), (556, 243035), (695, 194428), (1390, 97214), (1807, 74780), (2780, 48607), (3614, 37390), (3739, 36140), (7228, 18695), (7478, 18070), (9035, 14956)]