82937000

素因数分解:

$2^3\times 5^3\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 195521040

約数和(自身を除く): 112584040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 197, 200, 250, 394, 421, 500, 788, 842, 985, 1000, 1576, 1684, 1970, 2105, 3368, 3940, 4210, 4925, 7880, 8420, 9850, 10525, 16840, 19700, 21050, 24625, 39400, 42100, 49250, 52625, 82937, 84200, 98500, 105250, 165874, 197000, 210500, 331748, 414685, 421000, 663496, 829370, 1658740, 2073425, 3317480, 4146850, 8293700, 10367125, 16587400, 20734250, 41468500, 82937000]

約数ペア:

[(1, 82937000), (2, 41468500), (4, 20734250), (5, 16587400), (8, 10367125), (10, 8293700), (20, 4146850), (25, 3317480), (40, 2073425), (50, 1658740), (100, 829370), (125, 663496), (197, 421000), (200, 414685), (250, 331748), (394, 210500), (421, 197000), (500, 165874), (788, 105250), (842, 98500), (985, 84200), (1000, 82937), (1576, 52625), (1684, 49250), (1970, 42100), (2105, 39400), (3368, 24625), (3940, 21050), (4210, 19700), (4925, 16840), (7880, 10525), (8420, 9850)]