80609620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3407}}^1$

素因数の和:3449

約数の個数: 72

約数和(自身を含む): 209551104

約数和(自身を除く): 128941484

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 3407, 4732, 5915, 6814, 11830, 13628, 17035, 23660, 23849, 34070, 44291, 47698, 68140, 88582, 95396, 119245, 177164, 221455, 238490, 310037, 442910, 476980, 575783, 620074, 885820, 1151566, 1240148, 1550185, 2303132, 2878915, 3100370, 4030481, 5757830, 6200740, 8060962, 11515660, 16121924, 20152405, 40304810, 80609620]

約数ペア:

[(1, 80609620), (2, 40304810), (4, 20152405), (5, 16121924), (7, 11515660), (10, 8060962), (13, 6200740), (14, 5757830), (20, 4030481), (26, 3100370), (28, 2878915), (35, 2303132), (52, 1550185), (65, 1240148), (70, 1151566), (91, 885820), (130, 620074), (140, 575783), (169, 476980), (182, 442910), (260, 310037), (338, 238490), (364, 221455), (455, 177164), (676, 119245), (845, 95396), (910, 88582), (1183, 68140), (1690, 47698), (1820, 44291), (2366, 34070), (3380, 23849), (3407, 23660), (4732, 17035), (5915, 13628), (6814, 11830)]