72859700

素因数分解:

$2^2\times 5^2\times {\mathrm{389}}^1\times {\mathrm{1873}}^1$

素因数の和:2276

約数の個数: 36

約数和(自身を含む): 158596620

約数和(自身を除く): 85736920

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 389, 778, 1556, 1873, 1945, 3746, 3890, 7492, 7780, 9365, 9725, 18730, 19450, 37460, 38900, 46825, 93650, 187300, 728597, 1457194, 2914388, 3642985, 7285970, 14571940, 18214925, 36429850, 72859700]

約数ペア:

[(1, 72859700), (2, 36429850), (4, 18214925), (5, 14571940), (10, 7285970), (20, 3642985), (25, 2914388), (50, 1457194), (100, 728597), (389, 187300), (778, 93650), (1556, 46825), (1873, 38900), (1945, 37460), (3746, 19450), (3890, 18730), (7492, 9725), (7780, 9365)]