85957900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 234984960

約数和(自身を除く): 149027060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 25, 28, 35, 38, 46, 50, 70, 76, 92, 95, 100, 115, 133, 140, 161, 175, 190, 230, 266, 281, 322, 350, 380, 437, 460, 475, 532, 562, 575, 644, 665, 700, 805, 874, 950, 1124, 1150, 1330, 1405, 1610, 1748, 1900, 1967, 2185, 2300, 2660, 2810, 3059, 3220, 3325, 3934, 4025, 4370, 5339, 5620, 6118, 6463, 6650, 7025, 7868, 8050, 8740, 9835, 10678, 10925, 12236, 12926, 13300, 14050, 15295, 16100, 19670, 21356, 21850, 25852, 26695, 28100, 30590, 32315, 37373, 39340, 43700, 45241, 49175, 53390, 61180, 64630, 74746, 76475, 90482, 98350, 106780, 122797, 129260, 133475, 149492, 152950, 161575, 180964, 186865, 196700, 226205, 245594, 266950, 305900, 323150, 373730, 452410, 491188, 533900, 613985, 646300, 747460, 859579, 904820, 934325, 1131025, 1227970, 1719158, 1868650, 2262050, 2455940, 3069925, 3438316, 3737300, 4297895, 4524100, 6139850, 8595790, 12279700, 17191580, 21489475, 42978950, 85957900]

約数ペア:

[(1, 85957900), (2, 42978950), (4, 21489475), (5, 17191580), (7, 12279700), (10, 8595790), (14, 6139850), (19, 4524100), (20, 4297895), (23, 3737300), (25, 3438316), (28, 3069925), (35, 2455940), (38, 2262050), (46, 1868650), (50, 1719158), (70, 1227970), (76, 1131025), (92, 934325), (95, 904820), (100, 859579), (115, 747460), (133, 646300), (140, 613985), (161, 533900), (175, 491188), (190, 452410), (230, 373730), (266, 323150), (281, 305900), (322, 266950), (350, 245594), (380, 226205), (437, 196700), (460, 186865), (475, 180964), (532, 161575), (562, 152950), (575, 149492), (644, 133475), (665, 129260), (700, 122797), (805, 106780), (874, 98350), (950, 90482), (1124, 76475), (1150, 74746), (1330, 64630), (1405, 61180), (1610, 53390), (1748, 49175), (1900, 45241), (1967, 43700), (2185, 39340), (2300, 37373), (2660, 32315), (2810, 30590), (3059, 28100), (3220, 26695), (3325, 25852), (3934, 21850), (4025, 21356), (4370, 19670), (5339, 16100), (5620, 15295), (6118, 14050), (6463, 13300), (6650, 12926), (7025, 12236), (7868, 10925), (8050, 10678), (8740, 9835)]