8156480

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:447

約数の個数: 56

約数和(自身を含む): 19751040

約数和(自身を除く): 11594560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 359, 568, 710, 718, 1136, 1420, 1436, 1795, 2272, 2840, 2872, 3590, 4544, 5680, 5744, 7180, 11360, 11488, 14360, 22720, 22976, 25489, 28720, 50978, 57440, 101956, 114880, 127445, 203912, 254890, 407824, 509780, 815648, 1019560, 1631296, 2039120, 4078240, 8156480]

約数ペア:

[(1, 8156480), (2, 4078240), (4, 2039120), (5, 1631296), (8, 1019560), (10, 815648), (16, 509780), (20, 407824), (32, 254890), (40, 203912), (64, 127445), (71, 114880), (80, 101956), (142, 57440), (160, 50978), (284, 28720), (320, 25489), (355, 22976), (359, 22720), (568, 14360), (710, 11488), (718, 11360), (1136, 7180), (1420, 5744), (1436, 5680), (1795, 4544), (2272, 3590), (2840, 2872)]