85508820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16381}}^1$

素因数の和:16425

約数の個数: 72

約数和(自身を含む): 268337160

約数和(自身を除く): 182828340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 16381, 32762, 49143, 65524, 81905, 98286, 147429, 163810, 196572, 245715, 294858, 327620, 475049, 491430, 589716, 737145, 950098, 982860, 1425147, 1474290, 1900196, 2375245, 2850294, 2948580, 4275441, 4750490, 5700588, 7125735, 8550882, 9500980, 14251470, 17101764, 21377205, 28502940, 42754410, 85508820]

約数ペア:

[(1, 85508820), (2, 42754410), (3, 28502940), (4, 21377205), (5, 17101764), (6, 14251470), (9, 9500980), (10, 8550882), (12, 7125735), (15, 5700588), (18, 4750490), (20, 4275441), (29, 2948580), (30, 2850294), (36, 2375245), (45, 1900196), (58, 1474290), (60, 1425147), (87, 982860), (90, 950098), (116, 737145), (145, 589716), (174, 491430), (180, 475049), (261, 327620), (290, 294858), (348, 245715), (435, 196572), (522, 163810), (580, 147429), (870, 98286), (1044, 81905), (1305, 65524), (1740, 49143), (2610, 32762), (5220, 16381)]