266921408

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 112

約数和(自身を含む): 600821760

約数和(自身を除く): 333900352

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 79, 104, 124, 131, 158, 208, 248, 262, 316, 403, 416, 496, 524, 632, 806, 832, 992, 1027, 1048, 1264, 1612, 1703, 1984, 2054, 2096, 2449, 2528, 3224, 3406, 4061, 4108, 4192, 4898, 5056, 6448, 6812, 8122, 8216, 8384, 9796, 10349, 12896, 13624, 16244, 16432, 19592, 20698, 25792, 27248, 31837, 32488, 32864, 39184, 41396, 52793, 54496, 63674, 64976, 65728, 78368, 82792, 105586, 108992, 127348, 129952, 134537, 156736, 165584, 211172, 254696, 259904, 269074, 320819, 331168, 422344, 509392, 538148, 641638, 662336, 844688, 1018784, 1076296, 1283276, 1689376, 2037568, 2152592, 2566552, 3378752, 4170647, 4305184, 5133104, 8341294, 8610368, 10266208, 16682588, 20532416, 33365176, 66730352, 133460704, 266921408]

約数ペア:

[(1, 266921408), (2, 133460704), (4, 66730352), (8, 33365176), (13, 20532416), (16, 16682588), (26, 10266208), (31, 8610368), (32, 8341294), (52, 5133104), (62, 4305184), (64, 4170647), (79, 3378752), (104, 2566552), (124, 2152592), (131, 2037568), (158, 1689376), (208, 1283276), (248, 1076296), (262, 1018784), (316, 844688), (403, 662336), (416, 641638), (496, 538148), (524, 509392), (632, 422344), (806, 331168), (832, 320819), (992, 269074), (1027, 259904), (1048, 254696), (1264, 211172), (1612, 165584), (1703, 156736), (1984, 134537), (2054, 129952), (2096, 127348), (2449, 108992), (2528, 105586), (3224, 82792), (3406, 78368), (4061, 65728), (4108, 64976), (4192, 63674), (4898, 54496), (5056, 52793), (6448, 41396), (6812, 39184), (8122, 32864), (8216, 32488), (8384, 31837), (9796, 27248), (10349, 25792), (12896, 20698), (13624, 19592), (16244, 16432)]