8172653350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{43669}}^1$

素因数の和:43897

約数の個数: 48

約数和(自身を含む): 16082787600

約数和(自身を除く): 7910134250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 197, 394, 475, 950, 985, 1970, 3743, 4925, 7486, 9850, 18715, 37430, 43669, 87338, 93575, 187150, 218345, 436690, 829711, 1091725, 1659422, 2183450, 4148555, 8297110, 8602793, 17205586, 20742775, 41485550, 43013965, 86027930, 163453067, 215069825, 326906134, 430139650, 817265335, 1634530670, 4086326675, 8172653350]

約数ペア:

[(1, 8172653350), (2, 4086326675), (5, 1634530670), (10, 817265335), (19, 430139650), (25, 326906134), (38, 215069825), (50, 163453067), (95, 86027930), (190, 43013965), (197, 41485550), (394, 20742775), (475, 17205586), (950, 8602793), (985, 8297110), (1970, 4148555), (3743, 2183450), (4925, 1659422), (7486, 1091725), (9850, 829711), (18715, 436690), (37430, 218345), (43669, 187150), (87338, 93575)]