51360560

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3547}}^1$

素因数の和:3741

約数の個数: 40

約数和(自身を含む): 120106896

約数和(自身を除く): 68746336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3547, 3620, 7094, 7240, 14188, 14480, 17735, 28376, 35470, 56752, 70940, 141880, 283760, 642007, 1284014, 2568028, 3210035, 5136056, 6420070, 10272112, 12840140, 25680280, 51360560]

約数ペア:

[(1, 51360560), (2, 25680280), (4, 12840140), (5, 10272112), (8, 6420070), (10, 5136056), (16, 3210035), (20, 2568028), (40, 1284014), (80, 642007), (181, 283760), (362, 141880), (724, 70940), (905, 56752), (1448, 35470), (1810, 28376), (2896, 17735), (3547, 14480), (3620, 14188), (7094, 7240)]