66560800

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 178113600

約数和(自身を除く): 111552800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 29, 32, 38, 40, 50, 58, 76, 80, 95, 100, 116, 145, 151, 152, 160, 190, 200, 232, 290, 302, 304, 380, 400, 464, 475, 551, 580, 604, 608, 725, 755, 760, 800, 928, 950, 1102, 1160, 1208, 1450, 1510, 1520, 1900, 2204, 2320, 2416, 2755, 2869, 2900, 3020, 3040, 3775, 3800, 4379, 4408, 4640, 4832, 5510, 5738, 5800, 6040, 7550, 7600, 8758, 8816, 11020, 11476, 11600, 12080, 13775, 14345, 15100, 15200, 17516, 17632, 21895, 22040, 22952, 23200, 24160, 27550, 28690, 30200, 35032, 43790, 44080, 45904, 55100, 57380, 60400, 70064, 71725, 83201, 87580, 88160, 91808, 109475, 110200, 114760, 120800, 140128, 143450, 166402, 175160, 218950, 220400, 229520, 286900, 332804, 350320, 416005, 437900, 440800, 459040, 573800, 665608, 700640, 832010, 875800, 1147600, 1331216, 1664020, 1751600, 2080025, 2295200, 2662432, 3328040, 3503200, 4160050, 6656080, 8320100, 13312160, 16640200, 33280400, 66560800]

約数ペア:

[(1, 66560800), (2, 33280400), (4, 16640200), (5, 13312160), (8, 8320100), (10, 6656080), (16, 4160050), (19, 3503200), (20, 3328040), (25, 2662432), (29, 2295200), (32, 2080025), (38, 1751600), (40, 1664020), (50, 1331216), (58, 1147600), (76, 875800), (80, 832010), (95, 700640), (100, 665608), (116, 573800), (145, 459040), (151, 440800), (152, 437900), (160, 416005), (190, 350320), (200, 332804), (232, 286900), (290, 229520), (302, 220400), (304, 218950), (380, 175160), (400, 166402), (464, 143450), (475, 140128), (551, 120800), (580, 114760), (604, 110200), (608, 109475), (725, 91808), (755, 88160), (760, 87580), (800, 83201), (928, 71725), (950, 70064), (1102, 60400), (1160, 57380), (1208, 55100), (1450, 45904), (1510, 44080), (1520, 43790), (1900, 35032), (2204, 30200), (2320, 28690), (2416, 27550), (2755, 24160), (2869, 23200), (2900, 22952), (3020, 22040), (3040, 21895), (3775, 17632), (3800, 17516), (4379, 15200), (4408, 15100), (4640, 14345), (4832, 13775), (5510, 12080), (5738, 11600), (5800, 11476), (6040, 11020), (7550, 8816), (7600, 8758)]