99976720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{29063}}^1$

素因数の和:29119

約数の個数: 40

約数和(自身を含む): 237859776

約数和(自身を除く): 137883056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 29063, 58126, 116252, 145315, 232504, 290630, 465008, 581260, 1162520, 1249709, 2325040, 2499418, 4998836, 6248545, 9997672, 12497090, 19995344, 24994180, 49988360, 99976720]

約数ペア:

[(1, 99976720), (2, 49988360), (4, 24994180), (5, 19995344), (8, 12497090), (10, 9997672), (16, 6248545), (20, 4998836), (40, 2499418), (43, 2325040), (80, 1249709), (86, 1162520), (172, 581260), (215, 465008), (344, 290630), (430, 232504), (688, 145315), (860, 116252), (1720, 58126), (3440, 29063)]