82129664

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 172677120

約数和(自身を除く): 90547456

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 128, 131, 158, 248, 256, 262, 316, 496, 524, 632, 992, 1048, 1264, 1984, 2096, 2449, 2528, 3968, 4061, 4192, 4898, 5056, 7936, 8122, 8384, 9796, 10112, 10349, 16244, 16768, 19592, 20224, 20698, 32488, 33536, 39184, 41396, 64976, 78368, 82792, 129952, 156736, 165584, 259904, 313472, 320819, 331168, 519808, 626944, 641638, 662336, 1039616, 1283276, 1324672, 2566552, 2649344, 5133104, 10266208, 20532416, 41064832, 82129664]

約数ペア:

[(1, 82129664), (2, 41064832), (4, 20532416), (8, 10266208), (16, 5133104), (31, 2649344), (32, 2566552), (62, 1324672), (64, 1283276), (79, 1039616), (124, 662336), (128, 641638), (131, 626944), (158, 519808), (248, 331168), (256, 320819), (262, 313472), (316, 259904), (496, 165584), (524, 156736), (632, 129952), (992, 82792), (1048, 78368), (1264, 64976), (1984, 41396), (2096, 39184), (2449, 33536), (2528, 32488), (3968, 20698), (4061, 20224), (4192, 19592), (4898, 16768), (5056, 16244), (7936, 10349), (8122, 10112), (8384, 9796)]