284678500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^2\times {\mathrm{677}}^1$

素因数の和:754

約数の個数: 72

約数和(自身を含む): 644867496

約数和(自身を除く): 360188996

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 677, 725, 841, 1354, 1450, 1682, 2708, 2900, 3364, 3385, 3625, 4205, 6770, 7250, 8410, 13540, 14500, 16820, 16925, 19633, 21025, 33850, 39266, 42050, 67700, 78532, 84100, 84625, 98165, 105125, 169250, 196330, 210250, 338500, 392660, 420500, 490825, 569357, 981650, 1138714, 1963300, 2277428, 2454125, 2846785, 4908250, 5693570, 9816500, 11387140, 14233925, 28467850, 56935700, 71169625, 142339250, 284678500]

約数ペア:

[(1, 284678500), (2, 142339250), (4, 71169625), (5, 56935700), (10, 28467850), (20, 14233925), (25, 11387140), (29, 9816500), (50, 5693570), (58, 4908250), (100, 2846785), (116, 2454125), (125, 2277428), (145, 1963300), (250, 1138714), (290, 981650), (500, 569357), (580, 490825), (677, 420500), (725, 392660), (841, 338500), (1354, 210250), (1450, 196330), (1682, 169250), (2708, 105125), (2900, 98165), (3364, 84625), (3385, 84100), (3625, 78532), (4205, 67700), (6770, 42050), (7250, 39266), (8410, 33850), (13540, 21025), (14500, 19633), (16820, 16925)]