8035820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1050

約数の個数: 48

約数和(自身を含む): 18778368

約数和(自身を除く): 10742548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 997, 1612, 1994, 2015, 3988, 4030, 4985, 8060, 9970, 12961, 19940, 25922, 30907, 51844, 61814, 64805, 123628, 129610, 154535, 259220, 309070, 401791, 618140, 803582, 1607164, 2008955, 4017910, 8035820]

約数ペア:

[(1, 8035820), (2, 4017910), (4, 2008955), (5, 1607164), (10, 803582), (13, 618140), (20, 401791), (26, 309070), (31, 259220), (52, 154535), (62, 129610), (65, 123628), (124, 64805), (130, 61814), (155, 51844), (260, 30907), (310, 25922), (403, 19940), (620, 12961), (806, 9970), (997, 8060), (1612, 4985), (1994, 4030), (2015, 3988)]