56778640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 141740928

約数和(自身を除く): 84962288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 170, 272, 332, 340, 415, 503, 664, 680, 830, 1006, 1328, 1360, 1411, 1660, 2012, 2515, 2822, 3320, 4024, 5030, 5644, 6640, 7055, 8048, 8551, 10060, 11288, 14110, 17102, 20120, 22576, 28220, 34204, 40240, 41749, 42755, 56440, 68408, 83498, 85510, 112880, 136816, 166996, 171020, 208745, 333992, 342040, 417490, 667984, 684080, 709733, 834980, 1419466, 1669960, 2838932, 3339920, 3548665, 5677864, 7097330, 11355728, 14194660, 28389320, 56778640]

約数ペア:

[(1, 56778640), (2, 28389320), (4, 14194660), (5, 11355728), (8, 7097330), (10, 5677864), (16, 3548665), (17, 3339920), (20, 2838932), (34, 1669960), (40, 1419466), (68, 834980), (80, 709733), (83, 684080), (85, 667984), (136, 417490), (166, 342040), (170, 333992), (272, 208745), (332, 171020), (340, 166996), (415, 136816), (503, 112880), (664, 85510), (680, 83498), (830, 68408), (1006, 56440), (1328, 42755), (1360, 41749), (1411, 40240), (1660, 34204), (2012, 28220), (2515, 22576), (2822, 20120), (3320, 17102), (4024, 14110), (5030, 11288), (5644, 10060), (6640, 8551), (7055, 8048)]