79781800

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{1163}}^1$

素因数の和:1200

約数の個数: 96

約数和(自身を含む): 216504000

約数和(自身を除く): 136722200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 343, 350, 392, 490, 686, 700, 980, 1163, 1225, 1372, 1400, 1715, 1960, 2326, 2450, 2744, 3430, 4652, 4900, 5815, 6860, 8141, 8575, 9304, 9800, 11630, 13720, 16282, 17150, 23260, 29075, 32564, 34300, 40705, 46520, 56987, 58150, 65128, 68600, 81410, 113974, 116300, 162820, 203525, 227948, 232600, 284935, 325640, 398909, 407050, 455896, 569870, 797818, 814100, 1139740, 1424675, 1595636, 1628200, 1994545, 2279480, 2849350, 3191272, 3989090, 5698700, 7978180, 9972725, 11397400, 15956360, 19945450, 39890900, 79781800]

約数ペア:

[(1, 79781800), (2, 39890900), (4, 19945450), (5, 15956360), (7, 11397400), (8, 9972725), (10, 7978180), (14, 5698700), (20, 3989090), (25, 3191272), (28, 2849350), (35, 2279480), (40, 1994545), (49, 1628200), (50, 1595636), (56, 1424675), (70, 1139740), (98, 814100), (100, 797818), (140, 569870), (175, 455896), (196, 407050), (200, 398909), (245, 325640), (280, 284935), (343, 232600), (350, 227948), (392, 203525), (490, 162820), (686, 116300), (700, 113974), (980, 81410), (1163, 68600), (1225, 65128), (1372, 58150), (1400, 56987), (1715, 46520), (1960, 40705), (2326, 34300), (2450, 32564), (2744, 29075), (3430, 23260), (4652, 17150), (4900, 16282), (5815, 13720), (6860, 11630), (8141, 9800), (8575, 9304)]