66908000

素因数分解:

$2^5\times 5^3\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 168648480

約数和(自身を除く): 101740480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 125, 160, 172, 200, 215, 250, 344, 389, 400, 430, 500, 688, 778, 800, 860, 1000, 1075, 1376, 1556, 1720, 1945, 2000, 2150, 3112, 3440, 3890, 4000, 4300, 5375, 6224, 6880, 7780, 8600, 9725, 10750, 12448, 15560, 16727, 17200, 19450, 21500, 31120, 33454, 34400, 38900, 43000, 48625, 62240, 66908, 77800, 83635, 86000, 97250, 133816, 155600, 167270, 172000, 194500, 267632, 311200, 334540, 389000, 418175, 535264, 669080, 778000, 836350, 1338160, 1556000, 1672700, 2090875, 2676320, 3345400, 4181750, 6690800, 8363500, 13381600, 16727000, 33454000, 66908000]

約数ペア:

[(1, 66908000), (2, 33454000), (4, 16727000), (5, 13381600), (8, 8363500), (10, 6690800), (16, 4181750), (20, 3345400), (25, 2676320), (32, 2090875), (40, 1672700), (43, 1556000), (50, 1338160), (80, 836350), (86, 778000), (100, 669080), (125, 535264), (160, 418175), (172, 389000), (200, 334540), (215, 311200), (250, 267632), (344, 194500), (389, 172000), (400, 167270), (430, 155600), (500, 133816), (688, 97250), (778, 86000), (800, 83635), (860, 77800), (1000, 66908), (1075, 62240), (1376, 48625), (1556, 43000), (1720, 38900), (1945, 34400), (2000, 33454), (2150, 31120), (3112, 21500), (3440, 19450), (3890, 17200), (4000, 16727), (4300, 15560), (5375, 12448), (6224, 10750), (6880, 9725), (7780, 8600)]