129883520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:332

約数の個数: 128

約数和(自身を含む): 340835040

約数和(自身を除く): 210951520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 80, 104, 128, 130, 134, 160, 208, 233, 260, 268, 320, 335, 416, 466, 520, 536, 640, 670, 832, 871, 932, 1040, 1072, 1165, 1340, 1664, 1742, 1864, 2080, 2144, 2330, 2680, 3029, 3484, 3728, 4160, 4288, 4355, 4660, 5360, 6058, 6968, 7456, 8320, 8576, 8710, 9320, 10720, 12116, 13936, 14912, 15145, 15611, 17420, 18640, 21440, 24232, 27872, 29824, 30290, 31222, 34840, 37280, 42880, 48464, 55744, 60580, 62444, 69680, 74560, 78055, 96928, 111488, 121160, 124888, 139360, 149120, 156110, 193856, 202943, 242320, 249776, 278720, 312220, 387712, 405886, 484640, 499552, 557440, 624440, 811772, 969280, 999104, 1014715, 1248880, 1623544, 1938560, 1998208, 2029430, 2497760, 3247088, 4058860, 4995520, 6494176, 8117720, 9991040, 12988352, 16235440, 25976704, 32470880, 64941760, 129883520]

約数ペア:

[(1, 129883520), (2, 64941760), (4, 32470880), (5, 25976704), (8, 16235440), (10, 12988352), (13, 9991040), (16, 8117720), (20, 6494176), (26, 4995520), (32, 4058860), (40, 3247088), (52, 2497760), (64, 2029430), (65, 1998208), (67, 1938560), (80, 1623544), (104, 1248880), (128, 1014715), (130, 999104), (134, 969280), (160, 811772), (208, 624440), (233, 557440), (260, 499552), (268, 484640), (320, 405886), (335, 387712), (416, 312220), (466, 278720), (520, 249776), (536, 242320), (640, 202943), (670, 193856), (832, 156110), (871, 149120), (932, 139360), (1040, 124888), (1072, 121160), (1165, 111488), (1340, 96928), (1664, 78055), (1742, 74560), (1864, 69680), (2080, 62444), (2144, 60580), (2330, 55744), (2680, 48464), (3029, 42880), (3484, 37280), (3728, 34840), (4160, 31222), (4288, 30290), (4355, 29824), (4660, 27872), (5360, 24232), (6058, 21440), (6968, 18640), (7456, 17420), (8320, 15611), (8576, 15145), (8710, 14912), (9320, 13936), (10720, 12116)]