1640807488

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:360

約数の個数: 112

約数和(自身を含む): 3501932544

約数和(自身を除く): 1861125056

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 67, 92, 127, 131, 134, 184, 254, 262, 268, 368, 508, 524, 536, 736, 1016, 1048, 1072, 1472, 1541, 2032, 2096, 2144, 2921, 3013, 3082, 4064, 4192, 4288, 5842, 6026, 6164, 8128, 8384, 8509, 8777, 11684, 12052, 12328, 16637, 17018, 17554, 23368, 24104, 24656, 33274, 34036, 35108, 46736, 48208, 49312, 66548, 68072, 70216, 93472, 96416, 98624, 133096, 136144, 140432, 186944, 192832, 195707, 201871, 266192, 272288, 280864, 382651, 391414, 403742, 532384, 544576, 561728, 765302, 782828, 807484, 1064768, 1114679, 1530604, 1565656, 1614968, 2229358, 3061208, 3131312, 3229936, 4458716, 6122416, 6262624, 6459872, 8917432, 12244832, 12525248, 12919744, 17834864, 24489664, 25637617, 35669728, 51275234, 71339456, 102550468, 205100936, 410201872, 820403744, 1640807488]

約数ペア:

[(1, 1640807488), (2, 820403744), (4, 410201872), (8, 205100936), (16, 102550468), (23, 71339456), (32, 51275234), (46, 35669728), (64, 25637617), (67, 24489664), (92, 17834864), (127, 12919744), (131, 12525248), (134, 12244832), (184, 8917432), (254, 6459872), (262, 6262624), (268, 6122416), (368, 4458716), (508, 3229936), (524, 3131312), (536, 3061208), (736, 2229358), (1016, 1614968), (1048, 1565656), (1072, 1530604), (1472, 1114679), (1541, 1064768), (2032, 807484), (2096, 782828), (2144, 765302), (2921, 561728), (3013, 544576), (3082, 532384), (4064, 403742), (4192, 391414), (4288, 382651), (5842, 280864), (6026, 272288), (6164, 266192), (8128, 201871), (8384, 195707), (8509, 192832), (8777, 186944), (11684, 140432), (12052, 136144), (12328, 133096), (16637, 98624), (17018, 96416), (17554, 93472), (23368, 70216), (24104, 68072), (24656, 66548), (33274, 49312), (34036, 48208), (35108, 46736)]