8369920

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 21633696

約数和(自身を除く): 13263776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 503, 520, 640, 832, 1006, 1040, 1280, 1664, 2012, 2080, 2515, 3328, 4024, 4160, 5030, 6539, 8048, 8320, 10060, 13078, 16096, 16640, 20120, 26156, 32192, 32695, 40240, 52312, 64384, 65390, 80480, 104624, 128768, 130780, 160960, 209248, 261560, 321920, 418496, 523120, 643840, 836992, 1046240, 1673984, 2092480, 4184960, 8369920]

約数ペア:

[(1, 8369920), (2, 4184960), (4, 2092480), (5, 1673984), (8, 1046240), (10, 836992), (13, 643840), (16, 523120), (20, 418496), (26, 321920), (32, 261560), (40, 209248), (52, 160960), (64, 130780), (65, 128768), (80, 104624), (104, 80480), (128, 65390), (130, 64384), (160, 52312), (208, 40240), (256, 32695), (260, 32192), (320, 26156), (416, 20120), (503, 16640), (520, 16096), (640, 13078), (832, 10060), (1006, 8320), (1040, 8048), (1280, 6539), (1664, 5030), (2012, 4160), (2080, 4024), (2515, 3328)]