16235440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 41434848

約数和(自身を除く): 25199408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 233, 260, 268, 335, 466, 520, 536, 670, 871, 932, 1040, 1072, 1165, 1340, 1742, 1864, 2330, 2680, 3029, 3484, 3728, 4355, 4660, 5360, 6058, 6968, 8710, 9320, 12116, 13936, 15145, 15611, 17420, 18640, 24232, 30290, 31222, 34840, 48464, 60580, 62444, 69680, 78055, 121160, 124888, 156110, 202943, 242320, 249776, 312220, 405886, 624440, 811772, 1014715, 1248880, 1623544, 2029430, 3247088, 4058860, 8117720, 16235440]

約数ペア:

[(1, 16235440), (2, 8117720), (4, 4058860), (5, 3247088), (8, 2029430), (10, 1623544), (13, 1248880), (16, 1014715), (20, 811772), (26, 624440), (40, 405886), (52, 312220), (65, 249776), (67, 242320), (80, 202943), (104, 156110), (130, 124888), (134, 121160), (208, 78055), (233, 69680), (260, 62444), (268, 60580), (335, 48464), (466, 34840), (520, 31222), (536, 30290), (670, 24232), (871, 18640), (932, 17420), (1040, 15611), (1072, 15145), (1165, 13936), (1340, 12116), (1742, 9320), (1864, 8710), (2330, 6968), (2680, 6058), (3029, 5360), (3484, 4660), (3728, 4355)]