51251960

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{7079}}^1$

素因数の和:7271

約数の個数: 32

約数和(自身を含む): 115970400

約数和(自身を除く): 64718440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7079, 7240, 14158, 28316, 35395, 56632, 70790, 141580, 283160, 1281299, 2562598, 5125196, 6406495, 10250392, 12812990, 25625980, 51251960]

約数ペア:

[(1, 51251960), (2, 25625980), (4, 12812990), (5, 10250392), (8, 6406495), (10, 5125196), (20, 2562598), (40, 1281299), (181, 283160), (362, 141580), (724, 70790), (905, 56632), (1448, 35395), (1810, 28316), (3620, 14158), (7079, 7240)]