1264751290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 2578625280

約数和(自身を除く): 1313873990

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 101, 110, 121, 131, 158, 202, 242, 262, 395, 505, 605, 655, 790, 869, 1010, 1111, 1210, 1310, 1441, 1738, 2222, 2882, 4345, 5555, 7205, 7979, 8690, 9559, 10349, 11110, 12221, 13231, 14410, 15851, 15958, 19118, 20698, 24442, 26462, 31702, 39895, 47795, 51745, 61105, 66155, 79255, 79790, 87769, 95590, 103490, 113839, 122210, 132310, 145541, 158510, 175538, 227678, 291082, 438845, 569195, 727705, 877690, 965459, 1045249, 1138390, 1252229, 1455410, 1600951, 1930918, 2090498, 2504458, 3201902, 4827295, 5226245, 6261145, 8004755, 9654590, 10452490, 11497739, 12522290, 16009510, 22995478, 57488695, 114977390, 126475129, 252950258, 632375645, 1264751290]

約数ペア:

[(1, 1264751290), (2, 632375645), (5, 252950258), (10, 126475129), (11, 114977390), (22, 57488695), (55, 22995478), (79, 16009510), (101, 12522290), (110, 11497739), (121, 10452490), (131, 9654590), (158, 8004755), (202, 6261145), (242, 5226245), (262, 4827295), (395, 3201902), (505, 2504458), (605, 2090498), (655, 1930918), (790, 1600951), (869, 1455410), (1010, 1252229), (1111, 1138390), (1210, 1045249), (1310, 965459), (1441, 877690), (1738, 727705), (2222, 569195), (2882, 438845), (4345, 291082), (5555, 227678), (7205, 175538), (7979, 158510), (8690, 145541), (9559, 132310), (10349, 122210), (11110, 113839), (12221, 103490), (13231, 95590), (14410, 87769), (15851, 79790), (15958, 79255), (19118, 66155), (20698, 61105), (24442, 51745), (26462, 47795), (31702, 39895)]