81406364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1459}}^1$

素因数の和:1542

約数の個数: 48

約数和(自身を含む): 163111200

約数和(自身を除く): 81704836

約数列:

[1, 2, 4, 13, 26, 29, 37, 52, 58, 74, 116, 148, 377, 481, 754, 962, 1073, 1459, 1508, 1924, 2146, 2918, 4292, 5836, 13949, 18967, 27898, 37934, 42311, 53983, 55796, 75868, 84622, 107966, 169244, 215932, 550043, 701779, 1100086, 1403558, 1565507, 2200172, 2807116, 3131014, 6262028, 20351591, 40703182, 81406364]

約数ペア:

[(1, 81406364), (2, 40703182), (4, 20351591), (13, 6262028), (26, 3131014), (29, 2807116), (37, 2200172), (52, 1565507), (58, 1403558), (74, 1100086), (116, 701779), (148, 550043), (377, 215932), (481, 169244), (754, 107966), (962, 84622), (1073, 75868), (1459, 55796), (1508, 53983), (1924, 42311), (2146, 37934), (2918, 27898), (4292, 18967), (5836, 13949)]