65937680

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7703}}^1$

素因数の和:7823

約数の個数: 40

約数和(自身を含む): 154757952

約数和(自身を除く): 88820272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 7703, 8560, 15406, 30812, 38515, 61624, 77030, 123248, 154060, 308120, 616240, 824221, 1648442, 3296884, 4121105, 6593768, 8242210, 13187536, 16484420, 32968840, 65937680]

約数ペア:

[(1, 65937680), (2, 32968840), (4, 16484420), (5, 13187536), (8, 8242210), (10, 6593768), (16, 4121105), (20, 3296884), (40, 1648442), (80, 824221), (107, 616240), (214, 308120), (428, 154060), (535, 123248), (856, 77030), (1070, 61624), (1712, 38515), (2140, 30812), (4280, 15406), (7703, 8560)]