87293440

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 160

約数和(自身を含む): 234422496

約数和(自身を除く): 147129056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 61, 64, 65, 80, 86, 104, 122, 128, 130, 160, 172, 208, 215, 244, 256, 260, 305, 320, 344, 416, 430, 488, 512, 520, 559, 610, 640, 688, 793, 832, 860, 976, 1040, 1118, 1220, 1280, 1376, 1586, 1664, 1720, 1952, 2080, 2236, 2440, 2560, 2623, 2752, 2795, 3172, 3328, 3440, 3904, 3965, 4160, 4472, 4880, 5246, 5504, 5590, 6344, 6656, 6880, 7808, 7930, 8320, 8944, 9760, 10492, 11008, 11180, 12688, 13115, 13760, 15616, 15860, 16640, 17888, 19520, 20984, 22016, 22360, 25376, 26230, 27520, 31232, 31720, 33280, 34099, 35776, 39040, 41968, 44720, 50752, 52460, 55040, 63440, 68198, 71552, 78080, 83936, 89440, 101504, 104920, 110080, 126880, 136396, 143104, 156160, 167872, 170495, 178880, 203008, 209840, 253760, 272792, 286208, 335744, 340990, 357760, 406016, 419680, 507520, 545584, 671488, 681980, 715520, 839360, 1015040, 1091168, 1342976, 1363960, 1431040, 1678720, 2030080, 2182336, 2727920, 3357440, 4364672, 5455840, 6714880, 8729344, 10911680, 17458688, 21823360, 43646720, 87293440]

約数ペア:

[(1, 87293440), (2, 43646720), (4, 21823360), (5, 17458688), (8, 10911680), (10, 8729344), (13, 6714880), (16, 5455840), (20, 4364672), (26, 3357440), (32, 2727920), (40, 2182336), (43, 2030080), (52, 1678720), (61, 1431040), (64, 1363960), (65, 1342976), (80, 1091168), (86, 1015040), (104, 839360), (122, 715520), (128, 681980), (130, 671488), (160, 545584), (172, 507520), (208, 419680), (215, 406016), (244, 357760), (256, 340990), (260, 335744), (305, 286208), (320, 272792), (344, 253760), (416, 209840), (430, 203008), (488, 178880), (512, 170495), (520, 167872), (559, 156160), (610, 143104), (640, 136396), (688, 126880), (793, 110080), (832, 104920), (860, 101504), (976, 89440), (1040, 83936), (1118, 78080), (1220, 71552), (1280, 68198), (1376, 63440), (1586, 55040), (1664, 52460), (1720, 50752), (1952, 44720), (2080, 41968), (2236, 39040), (2440, 35776), (2560, 34099), (2623, 33280), (2752, 31720), (2795, 31232), (3172, 27520), (3328, 26230), (3440, 25376), (3904, 22360), (3965, 22016), (4160, 20984), (4472, 19520), (4880, 17888), (5246, 16640), (5504, 15860), (5590, 15616), (6344, 13760), (6656, 13115), (6880, 12688), (7808, 11180), (7930, 11008), (8320, 10492), (8944, 9760)]