77392520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{23311}}^1$

素因数の和:23405

約数の個数: 32

約数和(自身を含む): 176238720

約数和(自身を除く): 98846200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 23311, 46622, 93244, 116555, 186488, 233110, 466220, 932440, 1934813, 3869626, 7739252, 9674065, 15478504, 19348130, 38696260, 77392520]

約数ペア:

[(1, 77392520), (2, 38696260), (4, 19348130), (5, 15478504), (8, 9674065), (10, 7739252), (20, 3869626), (40, 1934813), (83, 932440), (166, 466220), (332, 233110), (415, 186488), (664, 116555), (830, 93244), (1660, 46622), (3320, 23311)]