200640640

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^2\times {\mathrm{229}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 495123300

約数和(自身を除く): 294482660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 229, 296, 320, 370, 458, 592, 640, 740, 916, 1145, 1184, 1369, 1480, 1832, 2290, 2368, 2738, 2960, 3664, 4580, 4736, 5476, 5920, 6845, 7328, 8473, 9160, 10952, 11840, 13690, 14656, 16946, 18320, 21904, 23680, 27380, 29312, 33892, 36640, 42365, 43808, 54760, 67784, 73280, 84730, 87616, 109520, 135568, 146560, 169460, 175232, 219040, 271136, 313501, 338920, 438080, 542272, 627002, 677840, 876160, 1084544, 1254004, 1355680, 1567505, 2508008, 2711360, 3135010, 5016016, 5422720, 6270020, 10032032, 12540040, 20064064, 25080080, 40128128, 50160160, 100320320, 200640640]

約数ペア:

[(1, 200640640), (2, 100320320), (4, 50160160), (5, 40128128), (8, 25080080), (10, 20064064), (16, 12540040), (20, 10032032), (32, 6270020), (37, 5422720), (40, 5016016), (64, 3135010), (74, 2711360), (80, 2508008), (128, 1567505), (148, 1355680), (160, 1254004), (185, 1084544), (229, 876160), (296, 677840), (320, 627002), (370, 542272), (458, 438080), (592, 338920), (640, 313501), (740, 271136), (916, 219040), (1145, 175232), (1184, 169460), (1369, 146560), (1480, 135568), (1832, 109520), (2290, 87616), (2368, 84730), (2738, 73280), (2960, 67784), (3664, 54760), (4580, 43808), (4736, 42365), (5476, 36640), (5920, 33892), (6845, 29312), (7328, 27380), (8473, 23680), (9160, 21904), (10952, 18320), (11840, 16946), (13690, 14656)]