80904850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6551}}^1$

素因数の和:6595

約数の個数: 48

約数和(自身を含む): 170614080

約数和(自身を除く): 89709230

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 950, 1235, 2470, 6175, 6551, 12350, 13102, 32755, 65510, 85163, 124469, 163775, 170326, 248938, 327550, 425815, 622345, 851630, 1244690, 1618097, 2129075, 3111725, 3236194, 4258150, 6223450, 8090485, 16180970, 40452425, 80904850]

約数ペア:

[(1, 80904850), (2, 40452425), (5, 16180970), (10, 8090485), (13, 6223450), (19, 4258150), (25, 3236194), (26, 3111725), (38, 2129075), (50, 1618097), (65, 1244690), (95, 851630), (130, 622345), (190, 425815), (247, 327550), (325, 248938), (475, 170326), (494, 163775), (650, 124469), (950, 85163), (1235, 65510), (2470, 32755), (6175, 13102), (6551, 12350)]