85955560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 201876480

約数和(自身を除く): 115920920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 103, 124, 155, 206, 248, 310, 412, 515, 620, 673, 824, 1030, 1240, 1346, 2060, 2692, 3193, 3365, 4120, 5384, 6386, 6730, 12772, 13460, 15965, 20863, 25544, 26920, 31930, 41726, 63860, 69319, 83452, 104315, 127720, 138638, 166904, 208630, 277276, 346595, 417260, 554552, 693190, 834520, 1386380, 2148889, 2772760, 4297778, 8595556, 10744445, 17191112, 21488890, 42977780, 85955560]

約数ペア:

[(1, 85955560), (2, 42977780), (4, 21488890), (5, 17191112), (8, 10744445), (10, 8595556), (20, 4297778), (31, 2772760), (40, 2148889), (62, 1386380), (103, 834520), (124, 693190), (155, 554552), (206, 417260), (248, 346595), (310, 277276), (412, 208630), (515, 166904), (620, 138638), (673, 127720), (824, 104315), (1030, 83452), (1240, 69319), (1346, 63860), (2060, 41726), (2692, 31930), (3193, 26920), (3365, 25544), (4120, 20863), (5384, 15965), (6386, 13460), (6730, 12772)]