128840676724

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1381}}^1\times {\mathrm{21737}}^1$

素因数の和:23188

約数の個数: 48

約数和(自身を含む): 239734489680

約数和(自身を除く): 110893812956

約数列:

[1, 2, 4, 29, 37, 58, 74, 116, 148, 1073, 1381, 2146, 2762, 4292, 5524, 21737, 40049, 43474, 51097, 80098, 86948, 102194, 160196, 204388, 630373, 804269, 1260746, 1481813, 1608538, 2521492, 2963626, 3217076, 5927252, 23323801, 30018797, 46647602, 60037594, 93295204, 120075188, 870545113, 1110695489, 1741090226, 2221390978, 3482180452, 4442781956, 32210169181, 64420338362, 128840676724]

約数ペア:

[(1, 128840676724), (2, 64420338362), (4, 32210169181), (29, 4442781956), (37, 3482180452), (58, 2221390978), (74, 1741090226), (116, 1110695489), (148, 870545113), (1073, 120075188), (1381, 93295204), (2146, 60037594), (2762, 46647602), (4292, 30018797), (5524, 23323801), (21737, 5927252), (40049, 3217076), (43474, 2963626), (51097, 2521492), (80098, 1608538), (86948, 1481813), (102194, 1260746), (160196, 804269), (204388, 630373)]