51412005

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 94648320

約数和(自身を除く): 43236315

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 157, 171, 285, 383, 471, 785, 855, 1149, 1413, 1915, 2355, 2983, 3447, 5745, 7065, 7277, 8949, 14915, 17235, 21831, 26847, 36385, 44745, 60131, 65493, 109155, 134235, 180393, 300655, 327465, 541179, 901965, 1142489, 2705895, 3427467, 5712445, 10282401, 17137335, 51412005]

約数ペア:

[(1, 51412005), (3, 17137335), (5, 10282401), (9, 5712445), (15, 3427467), (19, 2705895), (45, 1142489), (57, 901965), (95, 541179), (157, 327465), (171, 300655), (285, 180393), (383, 134235), (471, 109155), (785, 65493), (855, 60131), (1149, 44745), (1413, 36385), (1915, 26847), (2355, 21831), (2983, 17235), (3447, 14915), (5745, 8949), (7065, 7277)]