89984320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:288

約数の個数: 112

約数和(自身を含む): 227063808

約数和(自身を除く): 137079488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 155, 160, 188, 193, 235, 248, 310, 320, 376, 386, 470, 496, 620, 752, 772, 940, 965, 992, 1240, 1457, 1504, 1544, 1880, 1930, 1984, 2480, 2914, 3008, 3088, 3760, 3860, 4960, 5828, 5983, 6176, 7285, 7520, 7720, 9071, 9920, 11656, 11966, 12352, 14570, 15040, 15440, 18142, 23312, 23932, 29140, 29915, 30880, 36284, 45355, 46624, 47864, 58280, 59830, 61760, 72568, 90710, 93248, 95728, 116560, 119660, 145136, 181420, 191456, 233120, 239320, 281201, 290272, 362840, 382912, 466240, 478640, 562402, 580544, 725680, 957280, 1124804, 1406005, 1451360, 1914560, 2249608, 2812010, 2902720, 4499216, 5624020, 8998432, 11248040, 17996864, 22496080, 44992160, 89984320]

約数ペア:

[(1, 89984320), (2, 44992160), (4, 22496080), (5, 17996864), (8, 11248040), (10, 8998432), (16, 5624020), (20, 4499216), (31, 2902720), (32, 2812010), (40, 2249608), (47, 1914560), (62, 1451360), (64, 1406005), (80, 1124804), (94, 957280), (124, 725680), (155, 580544), (160, 562402), (188, 478640), (193, 466240), (235, 382912), (248, 362840), (310, 290272), (320, 281201), (376, 239320), (386, 233120), (470, 191456), (496, 181420), (620, 145136), (752, 119660), (772, 116560), (940, 95728), (965, 93248), (992, 90710), (1240, 72568), (1457, 61760), (1504, 59830), (1544, 58280), (1880, 47864), (1930, 46624), (1984, 45355), (2480, 36284), (2914, 30880), (3008, 29915), (3088, 29140), (3760, 23932), (3860, 23312), (4960, 18142), (5828, 15440), (5983, 15040), (6176, 14570), (7285, 12352), (7520, 11966), (7720, 11656), (9071, 9920)]