12825101740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^2$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 30679165440

約数和(自身を除く): 17854063700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 79, 86, 110, 131, 158, 172, 215, 220, 262, 316, 395, 430, 473, 524, 655, 790, 860, 869, 946, 1310, 1441, 1580, 1738, 1892, 2365, 2620, 2882, 3397, 3476, 4345, 4730, 5633, 5764, 6794, 7205, 8690, 9460, 10349, 11266, 13588, 14410, 16985, 17161, 17380, 20698, 22532, 28165, 28820, 33970, 34322, 37367, 41396, 51745, 56330, 61963, 67940, 68644, 74734, 85805, 103490, 112660, 113839, 123926, 149468, 171610, 186835, 188771, 206980, 227678, 247852, 309815, 343220, 373670, 377542, 445007, 455356, 569195, 619630, 737923, 747340, 755084, 890014, 943855, 1138390, 1239260, 1355719, 1475846, 1780028, 1887710, 2225035, 2276780, 2711438, 2951692, 3689615, 3775420, 4450070, 4895077, 5422876, 6778595, 7379230, 8117153, 8900140, 9790154, 13557190, 14758460, 14912909, 16234306, 19580308, 24475385, 27114380, 29825818, 32468612, 40585765, 48950770, 58295917, 59651636, 74564545, 81171530, 97901540, 116591834, 149129090, 162343060, 233183668, 291479585, 298258180, 582959170, 641255087, 1165918340, 1282510174, 2565020348, 3206275435, 6412550870, 12825101740]

約数ペア:

[(1, 12825101740), (2, 6412550870), (4, 3206275435), (5, 2565020348), (10, 1282510174), (11, 1165918340), (20, 641255087), (22, 582959170), (43, 298258180), (44, 291479585), (55, 233183668), (79, 162343060), (86, 149129090), (110, 116591834), (131, 97901540), (158, 81171530), (172, 74564545), (215, 59651636), (220, 58295917), (262, 48950770), (316, 40585765), (395, 32468612), (430, 29825818), (473, 27114380), (524, 24475385), (655, 19580308), (790, 16234306), (860, 14912909), (869, 14758460), (946, 13557190), (1310, 9790154), (1441, 8900140), (1580, 8117153), (1738, 7379230), (1892, 6778595), (2365, 5422876), (2620, 4895077), (2882, 4450070), (3397, 3775420), (3476, 3689615), (4345, 2951692), (4730, 2711438), (5633, 2276780), (5764, 2225035), (6794, 1887710), (7205, 1780028), (8690, 1475846), (9460, 1355719), (10349, 1239260), (11266, 1138390), (13588, 943855), (14410, 890014), (16985, 755084), (17161, 747340), (17380, 737923), (20698, 619630), (22532, 569195), (28165, 455356), (28820, 445007), (33970, 377542), (34322, 373670), (37367, 343220), (41396, 309815), (51745, 247852), (56330, 227678), (61963, 206980), (67940, 188771), (68644, 186835), (74734, 171610), (85805, 149468), (103490, 123926), (112660, 113839)]