261754112

素因数分解:

$2^8\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 538438656

約数和(自身を除く): 276684544

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 97, 127, 128, 166, 194, 254, 256, 332, 388, 508, 664, 776, 1016, 1328, 1552, 2032, 2656, 3104, 4064, 5312, 6208, 8051, 8128, 10541, 10624, 12319, 12416, 16102, 16256, 21082, 21248, 24638, 24832, 32204, 32512, 42164, 49276, 64408, 84328, 98552, 128816, 168656, 197104, 257632, 337312, 394208, 515264, 674624, 788416, 1022477, 1030528, 1349248, 1576832, 2044954, 2061056, 2698496, 3153664, 4089908, 8179816, 16359632, 32719264, 65438528, 130877056, 261754112]

約数ペア:

[(1, 261754112), (2, 130877056), (4, 65438528), (8, 32719264), (16, 16359632), (32, 8179816), (64, 4089908), (83, 3153664), (97, 2698496), (127, 2061056), (128, 2044954), (166, 1576832), (194, 1349248), (254, 1030528), (256, 1022477), (332, 788416), (388, 674624), (508, 515264), (664, 394208), (776, 337312), (1016, 257632), (1328, 197104), (1552, 168656), (2032, 128816), (2656, 98552), (3104, 84328), (4064, 64408), (5312, 49276), (6208, 42164), (8051, 32512), (8128, 32204), (10541, 24832), (10624, 24638), (12319, 21248), (12416, 21082), (16102, 16256)]