64941760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:330

約数の個数: 112

約数和(自身を含む): 169749216

約数和(自身を除く): 104807456

約数列:

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

約数ペア:

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