26062940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 57114624

約数和(自身を除く): 31051684

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 254, 310, 331, 508, 620, 635, 662, 1270, 1324, 1655, 2540, 3310, 3937, 6620, 7874, 10261, 15748, 19685, 20522, 39370, 41044, 42037, 51305, 78740, 84074, 102610, 168148, 205220, 210185, 420370, 840740, 1303147, 2606294, 5212588, 6515735, 13031470, 26062940]

約数ペア:

[(1, 26062940), (2, 13031470), (4, 6515735), (5, 5212588), (10, 2606294), (20, 1303147), (31, 840740), (62, 420370), (124, 210185), (127, 205220), (155, 168148), (254, 102610), (310, 84074), (331, 78740), (508, 51305), (620, 42037), (635, 41044), (662, 39370), (1270, 20522), (1324, 19685), (1655, 15748), (2540, 10261), (3310, 7874), (3937, 6620)]