87364280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:996

約数の個数: 64

約数和(自身を含む): 208656000

約数和(自身を除く): 121291720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 139, 152, 190, 278, 380, 556, 695, 760, 827, 1112, 1390, 1654, 2641, 2780, 3308, 4135, 5282, 5560, 6616, 8270, 10564, 13205, 15713, 16540, 21128, 26410, 31426, 33080, 52820, 62852, 78565, 105640, 114953, 125704, 157130, 229906, 314260, 459812, 574765, 628520, 919624, 1149530, 2184107, 2299060, 4368214, 4598120, 8736428, 10920535, 17472856, 21841070, 43682140, 87364280]

約数ペア:

[(1, 87364280), (2, 43682140), (4, 21841070), (5, 17472856), (8, 10920535), (10, 8736428), (19, 4598120), (20, 4368214), (38, 2299060), (40, 2184107), (76, 1149530), (95, 919624), (139, 628520), (152, 574765), (190, 459812), (278, 314260), (380, 229906), (556, 157130), (695, 125704), (760, 114953), (827, 105640), (1112, 78565), (1390, 62852), (1654, 52820), (2641, 33080), (2780, 31426), (3308, 26410), (4135, 21128), (5282, 16540), (5560, 15713), (6616, 13205), (8270, 10564)]