81365076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7559}}^1$

素因数の和:7605

約数の個数: 72

約数和(自身を含む): 231154560

約数和(自身を除く): 149789484

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2691, 3588, 5382, 7559, 10764, 15118, 22677, 30236, 45354, 68031, 90708, 98267, 136062, 173857, 196534, 272124, 294801, 347714, 393068, 521571, 589602, 695428, 884403, 1043142, 1179204, 1564713, 1768806, 2086284, 2260141, 3129426, 3537612, 4520282, 6258852, 6780423, 9040564, 13560846, 20341269, 27121692, 40682538, 81365076]

約数ペア:

[(1, 81365076), (2, 40682538), (3, 27121692), (4, 20341269), (6, 13560846), (9, 9040564), (12, 6780423), (13, 6258852), (18, 4520282), (23, 3537612), (26, 3129426), (36, 2260141), (39, 2086284), (46, 1768806), (52, 1564713), (69, 1179204), (78, 1043142), (92, 884403), (117, 695428), (138, 589602), (156, 521571), (207, 393068), (234, 347714), (276, 294801), (299, 272124), (414, 196534), (468, 173857), (598, 136062), (828, 98267), (897, 90708), (1196, 68031), (1794, 45354), (2691, 30236), (3588, 22677), (5382, 15118), (7559, 10764)]