71650240

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13171}}^1$

素因数の和:13205

約数の個数: 56

約数和(自身を含む): 180667152

約数和(自身を除く): 109016912

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 13171, 26342, 52684, 65855, 105368, 131710, 210736, 223907, 263420, 421472, 447814, 526840, 842944, 895628, 1053680, 1119535, 1791256, 2107360, 2239070, 3582512, 4214720, 4478140, 7165024, 8956280, 14330048, 17912560, 35825120, 71650240]

約数ペア:

[(1, 71650240), (2, 35825120), (4, 17912560), (5, 14330048), (8, 8956280), (10, 7165024), (16, 4478140), (17, 4214720), (20, 3582512), (32, 2239070), (34, 2107360), (40, 1791256), (64, 1119535), (68, 1053680), (80, 895628), (85, 842944), (136, 526840), (160, 447814), (170, 421472), (272, 263420), (320, 223907), (340, 210736), (544, 131710), (680, 105368), (1088, 65855), (1360, 52684), (2720, 26342), (5440, 13171)]