161168644

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1545

約数の個数: 72

約数和(自身を含む): 361794048

約数和(自身を除く): 200625404

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 49, 52, 86, 91, 98, 172, 182, 196, 301, 364, 559, 602, 637, 1118, 1204, 1274, 1471, 2107, 2236, 2548, 2942, 3913, 4214, 5884, 7826, 8428, 10297, 15652, 19123, 20594, 27391, 38246, 41188, 54782, 63253, 72079, 76492, 109564, 126506, 133861, 144158, 253012, 267722, 288316, 442771, 535444, 822289, 885542, 937027, 1644578, 1771084, 1874054, 3099397, 3289156, 3748108, 5756023, 6198794, 11512046, 12397588, 23024092, 40292161, 80584322, 161168644]

約数ペア:

[(1, 161168644), (2, 80584322), (4, 40292161), (7, 23024092), (13, 12397588), (14, 11512046), (26, 6198794), (28, 5756023), (43, 3748108), (49, 3289156), (52, 3099397), (86, 1874054), (91, 1771084), (98, 1644578), (172, 937027), (182, 885542), (196, 822289), (301, 535444), (364, 442771), (559, 288316), (602, 267722), (637, 253012), (1118, 144158), (1204, 133861), (1274, 126506), (1471, 109564), (2107, 76492), (2236, 72079), (2548, 63253), (2942, 54782), (3913, 41188), (4214, 38246), (5884, 27391), (7826, 20594), (8428, 19123), (10297, 15652)]