31610052

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 82555200

約数和(自身を除く): 50945148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 83, 142, 149, 166, 213, 249, 284, 298, 332, 426, 447, 498, 596, 639, 747, 852, 894, 996, 1278, 1341, 1494, 1788, 2556, 2682, 2988, 5364, 5893, 10579, 11786, 12367, 17679, 21158, 23572, 24734, 31737, 35358, 37101, 42316, 49468, 53037, 63474, 70716, 74202, 95211, 106074, 111303, 126948, 148404, 190422, 212148, 222606, 380844, 445212, 878057, 1756114, 2634171, 3512228, 5268342, 7902513, 10536684, 15805026, 31610052]

約数ペア:

[(1, 31610052), (2, 15805026), (3, 10536684), (4, 7902513), (6, 5268342), (9, 3512228), (12, 2634171), (18, 1756114), (36, 878057), (71, 445212), (83, 380844), (142, 222606), (149, 212148), (166, 190422), (213, 148404), (249, 126948), (284, 111303), (298, 106074), (332, 95211), (426, 74202), (447, 70716), (498, 63474), (596, 53037), (639, 49468), (747, 42316), (852, 37101), (894, 35358), (996, 31737), (1278, 24734), (1341, 23572), (1494, 21158), (1788, 17679), (2556, 12367), (2682, 11786), (2988, 10579), (5364, 5893)]