87425600

素因数分解:

$2^6\times 5^2\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:664

約数の個数: 84

約数和(自身を含む): 217653108

約数和(自身を除く): 130227508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 101, 160, 200, 202, 320, 400, 404, 505, 541, 800, 808, 1010, 1082, 1600, 1616, 2020, 2164, 2525, 2705, 3232, 4040, 4328, 5050, 5410, 6464, 8080, 8656, 10100, 10820, 13525, 16160, 17312, 20200, 21640, 27050, 32320, 34624, 40400, 43280, 54100, 54641, 80800, 86560, 108200, 109282, 161600, 173120, 216400, 218564, 273205, 432800, 437128, 546410, 865600, 874256, 1092820, 1366025, 1748512, 2185640, 2732050, 3497024, 4371280, 5464100, 8742560, 10928200, 17485120, 21856400, 43712800, 87425600]

約数ペア:

[(1, 87425600), (2, 43712800), (4, 21856400), (5, 17485120), (8, 10928200), (10, 8742560), (16, 5464100), (20, 4371280), (25, 3497024), (32, 2732050), (40, 2185640), (50, 1748512), (64, 1366025), (80, 1092820), (100, 874256), (101, 865600), (160, 546410), (200, 437128), (202, 432800), (320, 273205), (400, 218564), (404, 216400), (505, 173120), (541, 161600), (800, 109282), (808, 108200), (1010, 86560), (1082, 80800), (1600, 54641), (1616, 54100), (2020, 43280), (2164, 40400), (2525, 34624), (2705, 32320), (3232, 27050), (4040, 21640), (4328, 20200), (5050, 17312), (5410, 16160), (6464, 13525), (8080, 10820), (8656, 10100)]