51103160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3539}}^1$

素因数の和:3588

約数の個数: 48

約数和(自身を含む): 121386600

約数和(自身を除く): 70283440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3539, 3610, 7078, 7220, 14156, 14440, 17695, 28312, 35390, 67241, 70780, 134482, 141560, 268964, 336205, 537928, 672410, 1277579, 1344820, 2555158, 2689640, 5110316, 6387895, 10220632, 12775790, 25551580, 51103160]

約数ペア:

[(1, 51103160), (2, 25551580), (4, 12775790), (5, 10220632), (8, 6387895), (10, 5110316), (19, 2689640), (20, 2555158), (38, 1344820), (40, 1277579), (76, 672410), (95, 537928), (152, 336205), (190, 268964), (361, 141560), (380, 134482), (722, 70780), (760, 67241), (1444, 35390), (1805, 28312), (2888, 17695), (3539, 14440), (3610, 14156), (7078, 7220)]