1298981632

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1451}}^1$

素因数の和:1749

約数の個数: 72

約数和(自身を含む): 2804654160

約数和(自身を除く): 1505672528

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 269, 416, 538, 832, 1076, 1451, 1664, 2152, 2902, 3328, 3497, 4304, 5804, 6994, 8608, 11608, 13988, 17216, 18863, 23216, 27976, 34432, 37726, 46432, 55952, 68864, 75452, 92864, 111904, 150904, 185728, 223808, 301808, 371456, 390319, 447616, 603616, 780638, 895232, 1207232, 1561276, 2414464, 3122552, 4828928, 5074147, 6245104, 10148294, 12490208, 20296588, 24980416, 40593176, 49960832, 81186352, 99921664, 162372704, 324745408, 649490816, 1298981632]

約数ペア:

[(1, 1298981632), (2, 649490816), (4, 324745408), (8, 162372704), (13, 99921664), (16, 81186352), (26, 49960832), (32, 40593176), (52, 24980416), (64, 20296588), (104, 12490208), (128, 10148294), (208, 6245104), (256, 5074147), (269, 4828928), (416, 3122552), (538, 2414464), (832, 1561276), (1076, 1207232), (1451, 895232), (1664, 780638), (2152, 603616), (2902, 447616), (3328, 390319), (3497, 371456), (4304, 301808), (5804, 223808), (6994, 185728), (8608, 150904), (11608, 111904), (13988, 92864), (17216, 75452), (18863, 68864), (23216, 55952), (27976, 46432), (34432, 37726)]