80786390

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{743}}^1$

素因数の和:964

約数の個数: 32

約数和(自身を含む): 148490496

約数和(自身を除く): 67704106

約数列:

[1, 2, 5, 10, 83, 131, 166, 262, 415, 655, 743, 830, 1310, 1486, 3715, 7430, 10873, 21746, 54365, 61669, 97333, 108730, 123338, 194666, 308345, 486665, 616690, 973330, 8078639, 16157278, 40393195, 80786390]

約数ペア:

[(1, 80786390), (2, 40393195), (5, 16157278), (10, 8078639), (83, 973330), (131, 616690), (166, 486665), (262, 308345), (415, 194666), (655, 123338), (743, 108730), (830, 97333), (1310, 61669), (1486, 54365), (3715, 21746), (7430, 10873)]