61331144

素因数分解:

$2^3\times 7^4\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 139825920

約数和(自身を除く): 78494776

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 103, 124, 196, 206, 217, 248, 343, 392, 412, 434, 686, 721, 824, 868, 1372, 1442, 1519, 1736, 2401, 2744, 2884, 3038, 3193, 4802, 5047, 5768, 6076, 6386, 9604, 10094, 10633, 12152, 12772, 19208, 20188, 21266, 22351, 25544, 35329, 40376, 42532, 44702, 70658, 74431, 85064, 89404, 141316, 148862, 156457, 178808, 247303, 282632, 297724, 312914, 494606, 595448, 625828, 989212, 1095199, 1251656, 1978424, 2190398, 4380796, 7666393, 8761592, 15332786, 30665572, 61331144]

約数ペア:

[(1, 61331144), (2, 30665572), (4, 15332786), (7, 8761592), (8, 7666393), (14, 4380796), (28, 2190398), (31, 1978424), (49, 1251656), (56, 1095199), (62, 989212), (98, 625828), (103, 595448), (124, 494606), (196, 312914), (206, 297724), (217, 282632), (248, 247303), (343, 178808), (392, 156457), (412, 148862), (434, 141316), (686, 89404), (721, 85064), (824, 74431), (868, 70658), (1372, 44702), (1442, 42532), (1519, 40376), (1736, 35329), (2401, 25544), (2744, 22351), (2884, 21266), (3038, 20188), (3193, 19208), (4802, 12772), (5047, 12152), (5768, 10633), (6076, 10094), (6386, 9604)]