259245760

素因数分解:

$2^6\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1871}}^1$

素因数の和:2321

約数の個数: 56

約数和(自身を含む): 619085376

約数和(自身を除く): 359839616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 433, 866, 1732, 1871, 2165, 3464, 3742, 4330, 6928, 7484, 8660, 9355, 13856, 14968, 17320, 18710, 27712, 29936, 34640, 37420, 59872, 69280, 74840, 119744, 138560, 149680, 299360, 598720, 810143, 1620286, 3240572, 4050715, 6481144, 8101430, 12962288, 16202860, 25924576, 32405720, 51849152, 64811440, 129622880, 259245760]

約数ペア:

[(1, 259245760), (2, 129622880), (4, 64811440), (5, 51849152), (8, 32405720), (10, 25924576), (16, 16202860), (20, 12962288), (32, 8101430), (40, 6481144), (64, 4050715), (80, 3240572), (160, 1620286), (320, 810143), (433, 598720), (866, 299360), (1732, 149680), (1871, 138560), (2165, 119744), (3464, 74840), (3742, 69280), (4330, 59872), (6928, 37420), (7484, 34640), (8660, 29936), (9355, 27712), (13856, 18710), (14968, 17320)]