66583040

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:893

約数の個数: 80

約数和(自身を含む): 164989440

約数和(自身を除く): 98406400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 839, 992, 1240, 1280, 1678, 1984, 2480, 2560, 3356, 3968, 4195, 4960, 6712, 7936, 8390, 9920, 13424, 15872, 16780, 19840, 26009, 26848, 33560, 39680, 52018, 53696, 67120, 79360, 104036, 107392, 130045, 134240, 208072, 214784, 260090, 268480, 416144, 429568, 520180, 536960, 832288, 1040360, 1073920, 1664576, 2080720, 2147840, 3329152, 4161440, 6658304, 8322880, 13316608, 16645760, 33291520, 66583040]

約数ペア:

[(1, 66583040), (2, 33291520), (4, 16645760), (5, 13316608), (8, 8322880), (10, 6658304), (16, 4161440), (20, 3329152), (31, 2147840), (32, 2080720), (40, 1664576), (62, 1073920), (64, 1040360), (80, 832288), (124, 536960), (128, 520180), (155, 429568), (160, 416144), (248, 268480), (256, 260090), (310, 214784), (320, 208072), (496, 134240), (512, 130045), (620, 107392), (640, 104036), (839, 79360), (992, 67120), (1240, 53696), (1280, 52018), (1678, 39680), (1984, 33560), (2480, 26848), (2560, 26009), (3356, 19840), (3968, 16780), (4195, 15872), (4960, 13424), (6712, 9920), (7936, 8390)]