81220068

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{77797}}^1$

素因数の和:77836

約数の個数: 36

約数和(自身を含む): 212388540

約数和(自身を除く): 131168472

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 77797, 155594, 233391, 311188, 466782, 700173, 933564, 1400346, 2256113, 2800692, 4512226, 6768339, 9024452, 13536678, 20305017, 27073356, 40610034, 81220068]

約数ペア:

[(1, 81220068), (2, 40610034), (3, 27073356), (4, 20305017), (6, 13536678), (9, 9024452), (12, 6768339), (18, 4512226), (29, 2800692), (36, 2256113), (58, 1400346), (87, 933564), (116, 700173), (174, 466782), (261, 311188), (348, 233391), (522, 155594), (1044, 77797)]