64247216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 145838880

約数和(自身を除く): 81591664

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 109, 136, 176, 187, 197, 218, 272, 374, 394, 436, 748, 788, 872, 1199, 1496, 1576, 1744, 1853, 2167, 2398, 2992, 3152, 3349, 3706, 4334, 4796, 6698, 7412, 8668, 9592, 13396, 14824, 17336, 19184, 20383, 21473, 26792, 29648, 34672, 36839, 40766, 42946, 53584, 73678, 81532, 85892, 147356, 163064, 171784, 236203, 294712, 326128, 343568, 365041, 472406, 589424, 730082, 944812, 1460164, 1889624, 2920328, 3779248, 4015451, 5840656, 8030902, 16061804, 32123608, 64247216]

約数ペア:

[(1, 64247216), (2, 32123608), (4, 16061804), (8, 8030902), (11, 5840656), (16, 4015451), (17, 3779248), (22, 2920328), (34, 1889624), (44, 1460164), (68, 944812), (88, 730082), (109, 589424), (136, 472406), (176, 365041), (187, 343568), (197, 326128), (218, 294712), (272, 236203), (374, 171784), (394, 163064), (436, 147356), (748, 85892), (788, 81532), (872, 73678), (1199, 53584), (1496, 42946), (1576, 40766), (1744, 36839), (1853, 34672), (2167, 29648), (2398, 26792), (2992, 21473), (3152, 20383), (3349, 19184), (3706, 17336), (4334, 14824), (4796, 13396), (6698, 9592), (7412, 8668)]