66818330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{409}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 131910120

約数和(自身を除く): 65091790

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 409, 527, 818, 961, 1054, 1922, 2045, 2635, 4090, 4805, 5270, 6953, 9610, 12679, 13906, 16337, 25358, 32674, 34765, 63395, 69530, 81685, 126790, 163370, 215543, 393049, 431086, 786098, 1077715, 1965245, 2155430, 3930490, 6681833, 13363666, 33409165, 66818330]

約数ペア:

[(1, 66818330), (2, 33409165), (5, 13363666), (10, 6681833), (17, 3930490), (31, 2155430), (34, 1965245), (62, 1077715), (85, 786098), (155, 431086), (170, 393049), (310, 215543), (409, 163370), (527, 126790), (818, 81685), (961, 69530), (1054, 63395), (1922, 34765), (2045, 32674), (2635, 25358), (4090, 16337), (4805, 13906), (5270, 12679), (6953, 9610)]