85478720

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:880

約数の個数: 112

約数和(自身を含む): 227136960

約数和(自身を除く): 141658240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 320, 323, 340, 380, 544, 608, 646, 680, 760, 827, 1088, 1216, 1292, 1360, 1520, 1615, 1654, 2584, 2720, 3040, 3230, 3308, 4135, 5168, 5440, 6080, 6460, 6616, 8270, 10336, 12920, 13232, 14059, 15713, 16540, 20672, 25840, 26464, 28118, 31426, 33080, 51680, 52928, 56236, 62852, 66160, 70295, 78565, 103360, 112472, 125704, 132320, 140590, 157130, 224944, 251408, 264640, 267121, 281180, 314260, 449888, 502816, 534242, 562360, 628520, 899776, 1005632, 1068484, 1124720, 1257040, 1335605, 2136968, 2249440, 2514080, 2671210, 4273936, 4498880, 5028160, 5342420, 8547872, 10684840, 17095744, 21369680, 42739360, 85478720]

約数ペア:

[(1, 85478720), (2, 42739360), (4, 21369680), (5, 17095744), (8, 10684840), (10, 8547872), (16, 5342420), (17, 5028160), (19, 4498880), (20, 4273936), (32, 2671210), (34, 2514080), (38, 2249440), (40, 2136968), (64, 1335605), (68, 1257040), (76, 1124720), (80, 1068484), (85, 1005632), (95, 899776), (136, 628520), (152, 562360), (160, 534242), (170, 502816), (190, 449888), (272, 314260), (304, 281180), (320, 267121), (323, 264640), (340, 251408), (380, 224944), (544, 157130), (608, 140590), (646, 132320), (680, 125704), (760, 112472), (827, 103360), (1088, 78565), (1216, 70295), (1292, 66160), (1360, 62852), (1520, 56236), (1615, 52928), (1654, 51680), (2584, 33080), (2720, 31426), (3040, 28118), (3230, 26464), (3308, 25840), (4135, 20672), (5168, 16540), (5440, 15713), (6080, 14059), (6460, 13232), (6616, 12920), (8270, 10336)]