320001296836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{3067}}^1\times {\mathrm{4021}}^1$

素因数の和:7604

約数の個数: 48

約数和(自身を含む): 604635304000

約数和(自身を除く): 284634007164

約数列:

[1, 2, 4, 13, 26, 52, 499, 998, 1996, 3067, 4021, 6134, 6487, 8042, 12268, 12974, 16084, 25948, 39871, 52273, 79742, 104546, 159484, 209092, 1530433, 2006479, 3060866, 4012958, 6121732, 8025916, 12332407, 19895629, 24664814, 26084227, 39791258, 49329628, 52168454, 79582516, 104336908, 160321291, 320642582, 641285164, 6153871093, 12307742186, 24615484372, 80000324209, 160000648418, 320001296836]

約数ペア:

[(1, 320001296836), (2, 160000648418), (4, 80000324209), (13, 24615484372), (26, 12307742186), (52, 6153871093), (499, 641285164), (998, 320642582), (1996, 160321291), (3067, 104336908), (4021, 79582516), (6134, 52168454), (6487, 49329628), (8042, 39791258), (12268, 26084227), (12974, 24664814), (16084, 19895629), (25948, 12332407), (39871, 8025916), (52273, 6121732), (79742, 4012958), (104546, 3060866), (159484, 2006479), (209092, 1530433)]