51009920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6131}}^1$

素因数の和:6163

約数の個数: 64

約数和(自身を含む): 131347440

約数和(自身を除く): 80337520

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, 6131, 8320, 12262, 24524, 30655, 49048, 61310, 79703, 98096, 122620, 159406, 196192, 245240, 318812, 392384, 398515, 490480, 637624, 784768, 797030, 980960, 1275248, 1594060, 1961920, 2550496, 3188120, 3923840, 5100992, 6376240, 10201984, 12752480, 25504960, 51009920]

約数ペア:

[(1, 51009920), (2, 25504960), (4, 12752480), (5, 10201984), (8, 6376240), (10, 5100992), (13, 3923840), (16, 3188120), (20, 2550496), (26, 1961920), (32, 1594060), (40, 1275248), (52, 980960), (64, 797030), (65, 784768), (80, 637624), (104, 490480), (128, 398515), (130, 392384), (160, 318812), (208, 245240), (260, 196192), (320, 159406), (416, 122620), (520, 98096), (640, 79703), (832, 61310), (1040, 49048), (1664, 30655), (2080, 24524), (4160, 12262), (6131, 8320)]