75566720

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1663}}^1$

素因数の和:1753

約数の個数: 64

約数和(自身を含む): 183306240

約数和(自身を除く): 107739520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 1663, 2272, 2840, 3326, 4544, 5680, 6652, 8315, 9088, 11360, 13304, 16630, 22720, 26608, 33260, 45440, 53216, 66520, 106432, 118073, 133040, 212864, 236146, 266080, 472292, 532160, 590365, 944584, 1064320, 1180730, 1889168, 2361460, 3778336, 4722920, 7556672, 9445840, 15113344, 18891680, 37783360, 75566720]

約数ペア:

[(1, 75566720), (2, 37783360), (4, 18891680), (5, 15113344), (8, 9445840), (10, 7556672), (16, 4722920), (20, 3778336), (32, 2361460), (40, 1889168), (64, 1180730), (71, 1064320), (80, 944584), (128, 590365), (142, 532160), (160, 472292), (284, 266080), (320, 236146), (355, 212864), (568, 133040), (640, 118073), (710, 106432), (1136, 66520), (1420, 53216), (1663, 45440), (2272, 33260), (2840, 26608), (3326, 22720), (4544, 16630), (5680, 13304), (6652, 11360), (8315, 9088)]