25711616

素因数分解:

$2^{10}\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:255

約数の個数: 88

約数和(自身を含む): 62490816

約数和(自身を除く): 36779200

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 211, 224, 238, 256, 272, 422, 448, 476, 512, 544, 844, 896, 952, 1024, 1088, 1477, 1688, 1792, 1904, 2176, 2954, 3376, 3584, 3587, 3808, 4352, 5908, 6752, 7168, 7174, 7616, 8704, 11816, 13504, 14348, 15232, 17408, 23632, 25109, 27008, 28696, 30464, 47264, 50218, 54016, 57392, 60928, 94528, 100436, 108032, 114784, 121856, 189056, 200872, 216064, 229568, 378112, 401744, 459136, 756224, 803488, 918272, 1512448, 1606976, 1836544, 3213952, 3673088, 6427904, 12855808, 25711616]

約数ペア:

[(1, 25711616), (2, 12855808), (4, 6427904), (7, 3673088), (8, 3213952), (14, 1836544), (16, 1606976), (17, 1512448), (28, 918272), (32, 803488), (34, 756224), (56, 459136), (64, 401744), (68, 378112), (112, 229568), (119, 216064), (128, 200872), (136, 189056), (211, 121856), (224, 114784), (238, 108032), (256, 100436), (272, 94528), (422, 60928), (448, 57392), (476, 54016), (512, 50218), (544, 47264), (844, 30464), (896, 28696), (952, 27008), (1024, 25109), (1088, 23632), (1477, 17408), (1688, 15232), (1792, 14348), (1904, 13504), (2176, 11816), (2954, 8704), (3376, 7616), (3584, 7174), (3587, 7168), (3808, 6752), (4352, 5908)]