170202710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 321732000

約数和(自身を除く): 151529290

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 199, 310, 398, 445, 890, 961, 995, 1922, 1990, 2759, 4805, 5518, 6169, 9610, 12338, 13795, 17711, 27590, 30845, 35422, 61690, 85529, 88555, 171058, 177110, 191239, 382478, 427645, 549041, 855290, 956195, 1098082, 1912390, 2745205, 5490410, 17020271, 34040542, 85101355, 170202710]

約数ペア:

[(1, 170202710), (2, 85101355), (5, 34040542), (10, 17020271), (31, 5490410), (62, 2745205), (89, 1912390), (155, 1098082), (178, 956195), (199, 855290), (310, 549041), (398, 427645), (445, 382478), (890, 191239), (961, 177110), (995, 171058), (1922, 88555), (1990, 85529), (2759, 61690), (4805, 35422), (5518, 30845), (6169, 27590), (9610, 17711), (12338, 13795)]