15262225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 22855680

約数和(自身を除く): 7593455

約数列:

[1, 5, 11, 19, 23, 25, 55, 95, 115, 127, 209, 253, 275, 437, 475, 575, 635, 1045, 1265, 1397, 2185, 2413, 2921, 3175, 4807, 5225, 6325, 6985, 10925, 12065, 14605, 24035, 26543, 32131, 34925, 55499, 60325, 73025, 120175, 132715, 160655, 277495, 610489, 663575, 803275, 1387475, 3052445, 15262225]

約数ペア:

[(1, 15262225), (5, 3052445), (11, 1387475), (19, 803275), (23, 663575), (25, 610489), (55, 277495), (95, 160655), (115, 132715), (127, 120175), (209, 73025), (253, 60325), (275, 55499), (437, 34925), (475, 32131), (575, 26543), (635, 24035), (1045, 14605), (1265, 12065), (1397, 10925), (2185, 6985), (2413, 6325), (2921, 5225), (3175, 4807)]