72461180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4639}}^1$

素因数の和:4730

約数の個数: 48

約数和(自身を含む): 168376320

約数和(自身を除く): 95915140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 4639, 7810, 9278, 15620, 18556, 23195, 46390, 51029, 92780, 102058, 204116, 255145, 329369, 510290, 658738, 1020580, 1317476, 1646845, 3293690, 3623059, 6587380, 7246118, 14492236, 18115295, 36230590, 72461180]

約数ペア:

[(1, 72461180), (2, 36230590), (4, 18115295), (5, 14492236), (10, 7246118), (11, 6587380), (20, 3623059), (22, 3293690), (44, 1646845), (55, 1317476), (71, 1020580), (110, 658738), (142, 510290), (220, 329369), (284, 255145), (355, 204116), (710, 102058), (781, 92780), (1420, 51029), (1562, 46390), (3124, 23195), (3905, 18556), (4639, 15620), (7810, 9278)]