61264640

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2081}}^1$

素因数の和:2125

約数の個数: 72

約数和(自身を含む): 153201888

約数和(自身を除く): 91937248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2081, 2944, 3680, 4162, 5888, 7360, 8324, 10405, 14720, 16648, 20810, 29440, 33296, 41620, 47863, 66592, 83240, 95726, 133184, 166480, 191452, 239315, 266368, 332960, 382904, 478630, 532736, 665920, 765808, 957260, 1331840, 1531616, 1914520, 2663680, 3063232, 3829040, 6126464, 7658080, 12252928, 15316160, 30632320, 61264640]

約数ペア:

[(1, 61264640), (2, 30632320), (4, 15316160), (5, 12252928), (8, 7658080), (10, 6126464), (16, 3829040), (20, 3063232), (23, 2663680), (32, 1914520), (40, 1531616), (46, 1331840), (64, 957260), (80, 765808), (92, 665920), (115, 532736), (128, 478630), (160, 382904), (184, 332960), (230, 266368), (256, 239315), (320, 191452), (368, 166480), (460, 133184), (640, 95726), (736, 83240), (920, 66592), (1280, 47863), (1472, 41620), (1840, 33296), (2081, 29440), (2944, 20810), (3680, 16648), (4162, 14720), (5888, 10405), (7360, 8324)]