90414740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1097}}^1$

素因数の和:1436

約数の個数: 48

約数和(自身を含む): 205308432

約数和(自身を除く): 114893692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 317, 634, 1097, 1268, 1585, 2194, 3170, 4121, 4388, 5485, 6340, 8242, 10970, 14261, 16484, 20605, 21940, 28522, 41210, 57044, 71305, 82420, 142610, 285220, 347749, 695498, 1390996, 1738745, 3477490, 4520737, 6954980, 9041474, 18082948, 22603685, 45207370, 90414740]

約数ペア:

[(1, 90414740), (2, 45207370), (4, 22603685), (5, 18082948), (10, 9041474), (13, 6954980), (20, 4520737), (26, 3477490), (52, 1738745), (65, 1390996), (130, 695498), (260, 347749), (317, 285220), (634, 142610), (1097, 82420), (1268, 71305), (1585, 57044), (2194, 41210), (3170, 28522), (4121, 21940), (4388, 20605), (5485, 16484), (6340, 14261), (8242, 10970)]