266653010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:699

約数の個数: 64

約数和(自身を含む): 538804224

約数和(自身を除く): 272151214

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 127, 130, 155, 254, 310, 403, 521, 635, 806, 1042, 1270, 1651, 2015, 2605, 3302, 3937, 4030, 5210, 6773, 7874, 8255, 13546, 16151, 16510, 19685, 32302, 33865, 39370, 51181, 66167, 67730, 80755, 102362, 132334, 161510, 209963, 255905, 330835, 419926, 511810, 661670, 860171, 1049815, 1720342, 2051177, 2099630, 4102354, 4300855, 8601710, 10255885, 20511770, 26665301, 53330602, 133326505, 266653010]

約数ペア:

[(1, 266653010), (2, 133326505), (5, 53330602), (10, 26665301), (13, 20511770), (26, 10255885), (31, 8601710), (62, 4300855), (65, 4102354), (127, 2099630), (130, 2051177), (155, 1720342), (254, 1049815), (310, 860171), (403, 661670), (521, 511810), (635, 419926), (806, 330835), (1042, 255905), (1270, 209963), (1651, 161510), (2015, 132334), (2605, 102362), (3302, 80755), (3937, 67730), (4030, 66167), (5210, 51181), (6773, 39370), (7874, 33865), (8255, 32302), (13546, 19685), (16151, 16510)]