91788040

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{27647}}^1$

素因数の和:27741

約数の個数: 32

約数和(自身を含む): 209018880

約数和(自身を除く): 117230840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 27647, 55294, 110588, 138235, 221176, 276470, 552940, 1105880, 2294701, 4589402, 9178804, 11473505, 18357608, 22947010, 45894020, 91788040]

約数ペア:

[(1, 91788040), (2, 45894020), (4, 22947010), (5, 18357608), (8, 11473505), (10, 9178804), (20, 4589402), (40, 2294701), (83, 1105880), (166, 552940), (332, 276470), (415, 221176), (664, 138235), (830, 110588), (1660, 55294), (3320, 27647)]