55818880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6709}}^1$

素因数の和:6741

約数の個数: 64

約数和(自身を含む): 143728200

約数和(自身を除く): 87909320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 6709, 8320, 13418, 26836, 33545, 53672, 67090, 87217, 107344, 134180, 174434, 214688, 268360, 348868, 429376, 436085, 536720, 697736, 858752, 872170, 1073440, 1395472, 1744340, 2146880, 2790944, 3488680, 4293760, 5581888, 6977360, 11163776, 13954720, 27909440, 55818880]

約数ペア:

[(1, 55818880), (2, 27909440), (4, 13954720), (5, 11163776), (8, 6977360), (10, 5581888), (13, 4293760), (16, 3488680), (20, 2790944), (26, 2146880), (32, 1744340), (40, 1395472), (52, 1073440), (64, 872170), (65, 858752), (80, 697736), (104, 536720), (128, 436085), (130, 429376), (160, 348868), (208, 268360), (260, 214688), (320, 174434), (416, 134180), (520, 107344), (640, 87217), (832, 67090), (1040, 53672), (1664, 33545), (2080, 26836), (4160, 13418), (6709, 8320)]