99770680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{31573}}^1$

素因数の和:31663

約数の個数: 32

約数和(自身を含む): 227332800

約数和(自身を除く): 127562120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 31573, 63146, 126292, 157865, 252584, 315730, 631460, 1262920, 2494267, 4988534, 9977068, 12471335, 19954136, 24942670, 49885340, 99770680]

約数ペア:

[(1, 99770680), (2, 49885340), (4, 24942670), (5, 19954136), (8, 12471335), (10, 9977068), (20, 4988534), (40, 2494267), (79, 1262920), (158, 631460), (316, 315730), (395, 252584), (632, 157865), (790, 126292), (1580, 63146), (3160, 31573)]