31288960

素因数分解:

$2^7\times 5^1\times {\mathrm{48889}}^1$

素因数の和:48908

約数の個数: 32

約数和(自身を含む): 74801700

約数和(自身を除く): 43512740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 48889, 97778, 195556, 244445, 391112, 488890, 782224, 977780, 1564448, 1955560, 3128896, 3911120, 6257792, 7822240, 15644480, 31288960]

約数ペア:

[(1, 31288960), (2, 15644480), (4, 7822240), (5, 6257792), (8, 3911120), (10, 3128896), (16, 1955560), (20, 1564448), (32, 977780), (40, 782224), (64, 488890), (80, 391112), (128, 244445), (160, 195556), (320, 97778), (640, 48889)]