90616480

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13171}}^1$

素因数の和:13229

約数の個数: 48

約数和(自身を含む): 219076704

約数和(自身を除く): 128460224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 13171, 26342, 52684, 65855, 105368, 131710, 210736, 263420, 421472, 526840, 566353, 1053680, 1132706, 2107360, 2265412, 2831765, 4530824, 5663530, 9061648, 11327060, 18123296, 22654120, 45308240, 90616480]

約数ペア:

[(1, 90616480), (2, 45308240), (4, 22654120), (5, 18123296), (8, 11327060), (10, 9061648), (16, 5663530), (20, 4530824), (32, 2831765), (40, 2265412), (43, 2107360), (80, 1132706), (86, 1053680), (160, 566353), (172, 526840), (215, 421472), (344, 263420), (430, 210736), (688, 131710), (860, 105368), (1376, 65855), (1720, 52684), (3440, 26342), (6880, 13171)]