163426900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17959}}^1$

素因数の和:17993

約数の個数: 72

約数和(自身を含む): 436499840

約数和(自身を除く): 273072940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 9100, 17959, 35918, 71836, 89795, 125713, 179590, 233467, 251426, 359180, 448975, 466934, 502852, 628565, 897950, 933868, 1167335, 1257130, 1634269, 1795900, 2334670, 2514260, 3142825, 3268538, 4669340, 5836675, 6285650, 6537076, 8171345, 11673350, 12571300, 16342690, 23346700, 32685380, 40856725, 81713450, 163426900]

約数ペア:

[(1, 163426900), (2, 81713450), (4, 40856725), (5, 32685380), (7, 23346700), (10, 16342690), (13, 12571300), (14, 11673350), (20, 8171345), (25, 6537076), (26, 6285650), (28, 5836675), (35, 4669340), (50, 3268538), (52, 3142825), (65, 2514260), (70, 2334670), (91, 1795900), (100, 1634269), (130, 1257130), (140, 1167335), (175, 933868), (182, 897950), (260, 628565), (325, 502852), (350, 466934), (364, 448975), (455, 359180), (650, 251426), (700, 233467), (910, 179590), (1300, 125713), (1820, 89795), (2275, 71836), (4550, 35918), (9100, 17959)]