80897820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2447}}^1$

素因数の和:2507

約数の個数: 96

約数和(自身を含む): 246758400

約数和(自身を除く): 165860580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 114, 116, 145, 174, 190, 228, 285, 290, 348, 380, 435, 551, 570, 580, 870, 1102, 1140, 1653, 1740, 2204, 2447, 2755, 3306, 4894, 5510, 6612, 7341, 8265, 9788, 11020, 12235, 14682, 16530, 24470, 29364, 33060, 36705, 46493, 48940, 70963, 73410, 92986, 139479, 141926, 146820, 185972, 212889, 232465, 278958, 283852, 354815, 425778, 464930, 557916, 697395, 709630, 851556, 929860, 1064445, 1348297, 1394790, 1419260, 2128890, 2696594, 2789580, 4044891, 4257780, 5393188, 6741485, 8089782, 13482970, 16179564, 20224455, 26965940, 40448910, 80897820]

約数ペア:

[(1, 80897820), (2, 40448910), (3, 26965940), (4, 20224455), (5, 16179564), (6, 13482970), (10, 8089782), (12, 6741485), (15, 5393188), (19, 4257780), (20, 4044891), (29, 2789580), (30, 2696594), (38, 2128890), (57, 1419260), (58, 1394790), (60, 1348297), (76, 1064445), (87, 929860), (95, 851556), (114, 709630), (116, 697395), (145, 557916), (174, 464930), (190, 425778), (228, 354815), (285, 283852), (290, 278958), (348, 232465), (380, 212889), (435, 185972), (551, 146820), (570, 141926), (580, 139479), (870, 92986), (1102, 73410), (1140, 70963), (1653, 48940), (1740, 46493), (2204, 36705), (2447, 33060), (2755, 29364), (3306, 24470), (4894, 16530), (5510, 14682), (6612, 12235), (7341, 11020), (8265, 9788)]