2558267188

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1\times {\mathrm{691}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 4702942720

約数和(自身を除く): 2144675532

約数列:

[1, 2, 4, 31, 62, 73, 124, 146, 292, 409, 691, 818, 1382, 1636, 2263, 2764, 4526, 9052, 12679, 21421, 25358, 29857, 42842, 50443, 50716, 59714, 85684, 100886, 119428, 201772, 282619, 565238, 925567, 1130476, 1563733, 1851134, 3127466, 3702268, 6254932, 8761189, 17522378, 20631187, 35044756, 41262374, 82524748, 639566797, 1279133594, 2558267188]

約数ペア:

[(1, 2558267188), (2, 1279133594), (4, 639566797), (31, 82524748), (62, 41262374), (73, 35044756), (124, 20631187), (146, 17522378), (292, 8761189), (409, 6254932), (691, 3702268), (818, 3127466), (1382, 1851134), (1636, 1563733), (2263, 1130476), (2764, 925567), (4526, 565238), (9052, 282619), (12679, 201772), (21421, 119428), (25358, 100886), (29857, 85684), (42842, 59714), (50443, 50716)]