78892880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2423}}^1$

素因数の和:2484

約数の個数: 80

約数和(自身を含む): 205593984

約数和(自身を除く): 126701104

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2423, 2960, 3256, 4070, 4846, 6512, 8140, 9692, 12115, 16280, 19384, 24230, 26653, 32560, 38768, 48460, 53306, 89651, 96920, 106612, 133265, 179302, 193840, 213224, 266530, 358604, 426448, 448255, 533060, 717208, 896510, 986161, 1066120, 1434416, 1793020, 1972322, 2132240, 3586040, 3944644, 4930805, 7172080, 7889288, 9861610, 15778576, 19723220, 39446440, 78892880]

約数ペア:

[(1, 78892880), (2, 39446440), (4, 19723220), (5, 15778576), (8, 9861610), (10, 7889288), (11, 7172080), (16, 4930805), (20, 3944644), (22, 3586040), (37, 2132240), (40, 1972322), (44, 1793020), (55, 1434416), (74, 1066120), (80, 986161), (88, 896510), (110, 717208), (148, 533060), (176, 448255), (185, 426448), (220, 358604), (296, 266530), (370, 213224), (407, 193840), (440, 179302), (592, 133265), (740, 106612), (814, 96920), (880, 89651), (1480, 53306), (1628, 48460), (2035, 38768), (2423, 32560), (2960, 26653), (3256, 24230), (4070, 19384), (4846, 16280), (6512, 12115), (8140, 9692)]