49281080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 114048000

約数和(自身を除く): 64766920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 109, 127, 178, 218, 254, 356, 436, 445, 508, 545, 635, 712, 872, 890, 1016, 1090, 1270, 1780, 2180, 2540, 3560, 4360, 5080, 9701, 11303, 13843, 19402, 22606, 27686, 38804, 45212, 48505, 55372, 56515, 69215, 77608, 90424, 97010, 110744, 113030, 138430, 194020, 226060, 276860, 388040, 452120, 553720, 1232027, 2464054, 4928108, 6160135, 9856216, 12320270, 24640540, 49281080]

約数ペア:

[(1, 49281080), (2, 24640540), (4, 12320270), (5, 9856216), (8, 6160135), (10, 4928108), (20, 2464054), (40, 1232027), (89, 553720), (109, 452120), (127, 388040), (178, 276860), (218, 226060), (254, 194020), (356, 138430), (436, 113030), (445, 110744), (508, 97010), (545, 90424), (635, 77608), (712, 69215), (872, 56515), (890, 55372), (1016, 48505), (1090, 45212), (1270, 38804), (1780, 27686), (2180, 22606), (2540, 19402), (3560, 13843), (4360, 11303), (5080, 9701)]