131375456

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 288544032

約数和(自身を除く): 157168576

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 61, 68, 74, 107, 122, 136, 148, 214, 244, 272, 296, 428, 488, 544, 592, 629, 856, 976, 1037, 1184, 1258, 1712, 1819, 1952, 2074, 2257, 2516, 3424, 3638, 3959, 4148, 4514, 5032, 6527, 7276, 7918, 8296, 9028, 10064, 13054, 14552, 15836, 16592, 18056, 20128, 26108, 29104, 31672, 33184, 36112, 38369, 52216, 58208, 63344, 67303, 72224, 76738, 104432, 110959, 126688, 134606, 153476, 208864, 221918, 241499, 269212, 306952, 443836, 482998, 538424, 613904, 887672, 965996, 1076848, 1227808, 1775344, 1931992, 2153696, 3550688, 3863984, 4105483, 7727968, 8210966, 16421932, 32843864, 65687728, 131375456]

約数ペア:

[(1, 131375456), (2, 65687728), (4, 32843864), (8, 16421932), (16, 8210966), (17, 7727968), (32, 4105483), (34, 3863984), (37, 3550688), (61, 2153696), (68, 1931992), (74, 1775344), (107, 1227808), (122, 1076848), (136, 965996), (148, 887672), (214, 613904), (244, 538424), (272, 482998), (296, 443836), (428, 306952), (488, 269212), (544, 241499), (592, 221918), (629, 208864), (856, 153476), (976, 134606), (1037, 126688), (1184, 110959), (1258, 104432), (1712, 76738), (1819, 72224), (1952, 67303), (2074, 63344), (2257, 58208), (2516, 52216), (3424, 38369), (3638, 36112), (3959, 33184), (4148, 31672), (4514, 29104), (5032, 26108), (6527, 20128), (7276, 18056), (7918, 16592), (8296, 15836), (9028, 14552), (10064, 13054)]