8325980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 19455744

約数和(自身を除く): 11129764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1033, 1612, 2015, 2066, 4030, 4132, 5165, 8060, 10330, 13429, 20660, 26858, 32023, 53716, 64046, 67145, 128092, 134290, 160115, 268580, 320230, 416299, 640460, 832598, 1665196, 2081495, 4162990, 8325980]

約数ペア:

[(1, 8325980), (2, 4162990), (4, 2081495), (5, 1665196), (10, 832598), (13, 640460), (20, 416299), (26, 320230), (31, 268580), (52, 160115), (62, 134290), (65, 128092), (124, 67145), (130, 64046), (155, 53716), (260, 32023), (310, 26858), (403, 20660), (620, 13429), (806, 10330), (1033, 8060), (1612, 5165), (2015, 4132), (2066, 4030)]