85379420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{3407}}^1$

素因数の和:3602

約数の個数: 48

約数和(自身を含む): 206115840

約数和(自身を除く): 120736420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 3407, 3580, 5012, 6265, 6814, 12530, 13628, 17035, 23849, 25060, 34070, 47698, 68140, 95396, 119245, 238490, 476980, 609853, 1219706, 2439412, 3049265, 4268971, 6098530, 8537942, 12197060, 17075884, 21344855, 42689710, 85379420]

約数ペア:

[(1, 85379420), (2, 42689710), (4, 21344855), (5, 17075884), (7, 12197060), (10, 8537942), (14, 6098530), (20, 4268971), (28, 3049265), (35, 2439412), (70, 1219706), (140, 609853), (179, 476980), (358, 238490), (716, 119245), (895, 95396), (1253, 68140), (1790, 47698), (2506, 34070), (3407, 25060), (3580, 23849), (5012, 17035), (6265, 13628), (6814, 12530)]