166949680

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{34211}}^1$

素因数の和:34285

約数の個数: 40

約数和(自身を含む): 394532784

約数和(自身を除く): 227583104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 34211, 68422, 136844, 171055, 273688, 342110, 547376, 684220, 1368440, 2086871, 2736880, 4173742, 8347484, 10434355, 16694968, 20868710, 33389936, 41737420, 83474840, 166949680]

約数ペア:

[(1, 166949680), (2, 83474840), (4, 41737420), (5, 33389936), (8, 20868710), (10, 16694968), (16, 10434355), (20, 8347484), (40, 4173742), (61, 2736880), (80, 2086871), (122, 1368440), (244, 684220), (305, 547376), (488, 342110), (610, 273688), (976, 171055), (1220, 136844), (2440, 68422), (4880, 34211)]