165734560

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16981}}^1$

素因数の和:17057

約数の個数: 48

約数和(自身を含む): 397990152

約数和(自身を除く): 232255592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9760, 16981, 33962, 67924, 84905, 135848, 169810, 271696, 339620, 543392, 679240, 1035841, 1358480, 2071682, 2716960, 4143364, 5179205, 8286728, 10358410, 16573456, 20716820, 33146912, 41433640, 82867280, 165734560]

約数ペア:

[(1, 165734560), (2, 82867280), (4, 41433640), (5, 33146912), (8, 20716820), (10, 16573456), (16, 10358410), (20, 8286728), (32, 5179205), (40, 4143364), (61, 2716960), (80, 2071682), (122, 1358480), (160, 1035841), (244, 679240), (305, 543392), (488, 339620), (610, 271696), (976, 169810), (1220, 135848), (1952, 84905), (2440, 67924), (4880, 33962), (9760, 16981)]