165729440

素因数分解:

$2^5\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1499}}^1$

素因数の和:2205

約数の個数: 48

約数和(自身を含む): 392364000

約数和(自身を除く): 226634560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 691, 1382, 1499, 2764, 2998, 3455, 5528, 5996, 6910, 7495, 11056, 11992, 13820, 14990, 22112, 23984, 27640, 29980, 47968, 55280, 59960, 110560, 119920, 239840, 1035809, 2071618, 4143236, 5179045, 8286472, 10358090, 16572944, 20716180, 33145888, 41432360, 82864720, 165729440]

約数ペア:

[(1, 165729440), (2, 82864720), (4, 41432360), (5, 33145888), (8, 20716180), (10, 16572944), (16, 10358090), (20, 8286472), (32, 5179045), (40, 4143236), (80, 2071618), (160, 1035809), (691, 239840), (1382, 119920), (1499, 110560), (2764, 59960), (2998, 55280), (3455, 47968), (5528, 29980), (5996, 27640), (6910, 23984), (7495, 22112), (11056, 14990), (11992, 13820)]