13729280

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:227

約数の個数: 80

約数和(自身を含む): 34176384

約数和(自身を除く): 20447104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 173, 248, 256, 310, 320, 346, 496, 512, 620, 640, 692, 865, 992, 1240, 1280, 1384, 1730, 1984, 2480, 2560, 2768, 3460, 3968, 4960, 5363, 5536, 6920, 7936, 9920, 10726, 11072, 13840, 15872, 19840, 21452, 22144, 26815, 27680, 39680, 42904, 44288, 53630, 55360, 79360, 85808, 88576, 107260, 110720, 171616, 214520, 221440, 343232, 429040, 442880, 686464, 858080, 1372928, 1716160, 2745856, 3432320, 6864640, 13729280]

約数ペア:

[(1, 13729280), (2, 6864640), (4, 3432320), (5, 2745856), (8, 1716160), (10, 1372928), (16, 858080), (20, 686464), (31, 442880), (32, 429040), (40, 343232), (62, 221440), (64, 214520), (80, 171616), (124, 110720), (128, 107260), (155, 88576), (160, 85808), (173, 79360), (248, 55360), (256, 53630), (310, 44288), (320, 42904), (346, 39680), (496, 27680), (512, 26815), (620, 22144), (640, 21452), (692, 19840), (865, 15872), (992, 13840), (1240, 11072), (1280, 10726), (1384, 9920), (1730, 7936), (1984, 6920), (2480, 5536), (2560, 5363), (2768, 4960), (3460, 3968)]