20125483664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{25349}}^1$

素因数の和:25728

約数の個数: 80

約数和(自身を含む): 45943934400

約数和(自身を除く): 25818450736

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 347, 572, 694, 1144, 1388, 2288, 2776, 3817, 4511, 5552, 7634, 9022, 15268, 18044, 25349, 30536, 36088, 49621, 50698, 61072, 72176, 99242, 101396, 198484, 202792, 278839, 329537, 396968, 405584, 557678, 659074, 793936, 1115356, 1318148, 2230712, 2636296, 3624907, 4461424, 5272592, 7249814, 8796103, 14499628, 17592206, 28999256, 35184412, 57998512, 70368824, 96757133, 114349339, 140737648, 193514266, 228698678, 387028532, 457397356, 774057064, 914794712, 1257842729, 1548114128, 1829589424, 2515685458, 5031370916, 10062741832, 20125483664]

約数ペア:

[(1, 20125483664), (2, 10062741832), (4, 5031370916), (8, 2515685458), (11, 1829589424), (13, 1548114128), (16, 1257842729), (22, 914794712), (26, 774057064), (44, 457397356), (52, 387028532), (88, 228698678), (104, 193514266), (143, 140737648), (176, 114349339), (208, 96757133), (286, 70368824), (347, 57998512), (572, 35184412), (694, 28999256), (1144, 17592206), (1388, 14499628), (2288, 8796103), (2776, 7249814), (3817, 5272592), (4511, 4461424), (5552, 3624907), (7634, 2636296), (9022, 2230712), (15268, 1318148), (18044, 1115356), (25349, 793936), (30536, 659074), (36088, 557678), (49621, 405584), (50698, 396968), (61072, 329537), (72176, 278839), (99242, 202792), (101396, 198484)]