137955804520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{242419}}^1$

素因数の和:242818

約数の個数: 64

約数和(自身を含む): 318888964800

約数和(自身を除く): 180933160280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 347, 410, 694, 820, 1388, 1640, 1735, 2776, 3470, 6940, 13880, 14227, 28454, 56908, 71135, 113816, 142270, 242419, 284540, 484838, 569080, 969676, 1212095, 1939352, 2424190, 4848380, 9696760, 9939179, 19878358, 39756716, 49695895, 79513432, 84119393, 99391790, 168238786, 198783580, 336477572, 397567160, 420596965, 672955144, 841193930, 1682387860, 3364775720, 3448895113, 6897790226, 13795580452, 17244475565, 27591160904, 34488951130, 68977902260, 137955804520]

約数ペア:

[(1, 137955804520), (2, 68977902260), (4, 34488951130), (5, 27591160904), (8, 17244475565), (10, 13795580452), (20, 6897790226), (40, 3448895113), (41, 3364775720), (82, 1682387860), (164, 841193930), (205, 672955144), (328, 420596965), (347, 397567160), (410, 336477572), (694, 198783580), (820, 168238786), (1388, 99391790), (1640, 84119393), (1735, 79513432), (2776, 49695895), (3470, 39756716), (6940, 19878358), (13880, 9939179), (14227, 9696760), (28454, 4848380), (56908, 2424190), (71135, 1939352), (113816, 1212095), (142270, 969676), (242419, 569080), (284540, 484838)]