64973720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{232049}}^1$

素因数の和:232067

約数の個数: 32

約数和(自身を含む): 167076000

約数和(自身を除く): 102102280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 232049, 464098, 928196, 1160245, 1624343, 1856392, 2320490, 3248686, 4640980, 6497372, 8121715, 9281960, 12994744, 16243430, 32486860, 64973720]

約数ペア:

[(1, 64973720), (2, 32486860), (4, 16243430), (5, 12994744), (7, 9281960), (8, 8121715), (10, 6497372), (14, 4640980), (20, 3248686), (28, 2320490), (35, 1856392), (40, 1624343), (56, 1160245), (70, 928196), (140, 464098), (280, 232049)]