64995540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7907}}^1$

素因数の和:8056

約数の個数: 48

約数和(自身を含む): 183339072

約数和(自身を除く): 118343532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 7907, 8220, 15814, 23721, 31628, 39535, 47442, 79070, 94884, 118605, 158140, 237210, 474420, 1083259, 2166518, 3249777, 4333036, 5416295, 6499554, 10832590, 12999108, 16248885, 21665180, 32497770, 64995540]

約数ペア:

[(1, 64995540), (2, 32497770), (3, 21665180), (4, 16248885), (5, 12999108), (6, 10832590), (10, 6499554), (12, 5416295), (15, 4333036), (20, 3249777), (30, 2166518), (60, 1083259), (137, 474420), (274, 237210), (411, 158140), (548, 118605), (685, 94884), (822, 79070), (1370, 47442), (1644, 39535), (2055, 31628), (2740, 23721), (4110, 15814), (7907, 8220)]