66381700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 185238144

約数和(自身を除く): 118856444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 37, 44, 50, 55, 70, 74, 77, 100, 110, 140, 148, 154, 175, 185, 220, 233, 259, 275, 308, 350, 370, 385, 407, 466, 518, 550, 700, 740, 770, 814, 925, 932, 1036, 1100, 1165, 1295, 1540, 1628, 1631, 1850, 1925, 2035, 2330, 2563, 2590, 2849, 3262, 3700, 3850, 4070, 4660, 5126, 5180, 5698, 5825, 6475, 6524, 7700, 8140, 8155, 8621, 10175, 10252, 11396, 11650, 12815, 12950, 14245, 16310, 17242, 17941, 20350, 23300, 25630, 25900, 28490, 32620, 34484, 35882, 40700, 40775, 43105, 51260, 56980, 60347, 64075, 71225, 71764, 81550, 86210, 89705, 94831, 120694, 128150, 142450, 163100, 172420, 179410, 189662, 215525, 241388, 256300, 284900, 301735, 358820, 379324, 431050, 448525, 474155, 603470, 663817, 862100, 897050, 948310, 1206940, 1327634, 1508675, 1794100, 1896620, 2370775, 2655268, 3017350, 3319085, 4741550, 6034700, 6638170, 9483100, 13276340, 16595425, 33190850, 66381700]

約数ペア:

[(1, 66381700), (2, 33190850), (4, 16595425), (5, 13276340), (7, 9483100), (10, 6638170), (11, 6034700), (14, 4741550), (20, 3319085), (22, 3017350), (25, 2655268), (28, 2370775), (35, 1896620), (37, 1794100), (44, 1508675), (50, 1327634), (55, 1206940), (70, 948310), (74, 897050), (77, 862100), (100, 663817), (110, 603470), (140, 474155), (148, 448525), (154, 431050), (175, 379324), (185, 358820), (220, 301735), (233, 284900), (259, 256300), (275, 241388), (308, 215525), (350, 189662), (370, 179410), (385, 172420), (407, 163100), (466, 142450), (518, 128150), (550, 120694), (700, 94831), (740, 89705), (770, 86210), (814, 81550), (925, 71764), (932, 71225), (1036, 64075), (1100, 60347), (1165, 56980), (1295, 51260), (1540, 43105), (1628, 40775), (1631, 40700), (1850, 35882), (1925, 34484), (2035, 32620), (2330, 28490), (2563, 25900), (2590, 25630), (2849, 23300), (3262, 20350), (3700, 17941), (3850, 17242), (4070, 16310), (4660, 14245), (5126, 12950), (5180, 12815), (5698, 11650), (5825, 11396), (6475, 10252), (6524, 10175), (7700, 8621), (8140, 8155)]