40825400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{241}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 119731920

約数和(自身を除く): 78906520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 121, 140, 154, 175, 200, 220, 241, 242, 275, 280, 308, 350, 385, 440, 482, 484, 550, 605, 616, 700, 770, 847, 964, 968, 1100, 1205, 1210, 1400, 1540, 1687, 1694, 1925, 1928, 2200, 2410, 2420, 2651, 3025, 3080, 3374, 3388, 3850, 4235, 4820, 4840, 5302, 6025, 6050, 6748, 6776, 7700, 8435, 8470, 9640, 10604, 12050, 12100, 13255, 13496, 15400, 16870, 16940, 18557, 21175, 21208, 24100, 24200, 26510, 29161, 33740, 33880, 37114, 42175, 42350, 48200, 53020, 58322, 66275, 67480, 74228, 84350, 84700, 92785, 106040, 116644, 132550, 145805, 148456, 168700, 169400, 185570, 204127, 233288, 265100, 291610, 337400, 371140, 408254, 463925, 530200, 583220, 729025, 742280, 816508, 927850, 1020635, 1166440, 1458050, 1633016, 1855700, 2041270, 2916100, 3711400, 4082540, 5103175, 5832200, 8165080, 10206350, 20412700, 40825400]

約数ペア:

[(1, 40825400), (2, 20412700), (4, 10206350), (5, 8165080), (7, 5832200), (8, 5103175), (10, 4082540), (11, 3711400), (14, 2916100), (20, 2041270), (22, 1855700), (25, 1633016), (28, 1458050), (35, 1166440), (40, 1020635), (44, 927850), (50, 816508), (55, 742280), (56, 729025), (70, 583220), (77, 530200), (88, 463925), (100, 408254), (110, 371140), (121, 337400), (140, 291610), (154, 265100), (175, 233288), (200, 204127), (220, 185570), (241, 169400), (242, 168700), (275, 148456), (280, 145805), (308, 132550), (350, 116644), (385, 106040), (440, 92785), (482, 84700), (484, 84350), (550, 74228), (605, 67480), (616, 66275), (700, 58322), (770, 53020), (847, 48200), (964, 42350), (968, 42175), (1100, 37114), (1205, 33880), (1210, 33740), (1400, 29161), (1540, 26510), (1687, 24200), (1694, 24100), (1925, 21208), (1928, 21175), (2200, 18557), (2410, 16940), (2420, 16870), (2651, 15400), (3025, 13496), (3080, 13255), (3374, 12100), (3388, 12050), (3850, 10604), (4235, 9640), (4820, 8470), (4840, 8435), (5302, 7700), (6025, 6776), (6050, 6748)]