28913500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{751}}^1$

素因数の和:788

約数の個数: 96

約数和(自身を含む): 78833664

約数和(自身を除く): 49920164

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 125, 140, 154, 175, 220, 250, 275, 308, 350, 385, 500, 550, 700, 751, 770, 875, 1100, 1375, 1502, 1540, 1750, 1925, 2750, 3004, 3500, 3755, 3850, 5257, 5500, 7510, 7700, 8261, 9625, 10514, 15020, 16522, 18775, 19250, 21028, 26285, 33044, 37550, 38500, 41305, 52570, 57827, 75100, 82610, 93875, 105140, 115654, 131425, 165220, 187750, 206525, 231308, 262850, 289135, 375500, 413050, 525700, 578270, 657125, 826100, 1032625, 1156540, 1314250, 1445675, 2065250, 2628500, 2891350, 4130500, 5782700, 7228375, 14456750, 28913500]

約数ペア:

[(1, 28913500), (2, 14456750), (4, 7228375), (5, 5782700), (7, 4130500), (10, 2891350), (11, 2628500), (14, 2065250), (20, 1445675), (22, 1314250), (25, 1156540), (28, 1032625), (35, 826100), (44, 657125), (50, 578270), (55, 525700), (70, 413050), (77, 375500), (100, 289135), (110, 262850), (125, 231308), (140, 206525), (154, 187750), (175, 165220), (220, 131425), (250, 115654), (275, 105140), (308, 93875), (350, 82610), (385, 75100), (500, 57827), (550, 52570), (700, 41305), (751, 38500), (770, 37550), (875, 33044), (1100, 26285), (1375, 21028), (1502, 19250), (1540, 18775), (1750, 16522), (1925, 15020), (2750, 10514), (3004, 9625), (3500, 8261), (3755, 7700), (3850, 7510), (5257, 5500)]