53990960

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7583}}^1$

素因数の和:7685

約数の個数: 40

約数和(自身を含む): 126956160

約数和(自身を除く): 72965200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 7583, 15166, 30332, 37915, 60664, 75830, 121328, 151660, 303320, 606640, 674887, 1349774, 2699548, 3374435, 5399096, 6748870, 10798192, 13497740, 26995480, 53990960]

約数ペア:

[(1, 53990960), (2, 26995480), (4, 13497740), (5, 10798192), (8, 6748870), (10, 5399096), (16, 3374435), (20, 2699548), (40, 1349774), (80, 674887), (89, 606640), (178, 303320), (356, 151660), (445, 121328), (712, 75830), (890, 60664), (1424, 37915), (1780, 30332), (3560, 15166), (7120, 7583)]