253180256

素因数分解:

$2^5\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2647}}^1$

素因数の和:2732

約数の個数: 72

約数和(自身を含む): 589556016

約数和(自身を除く): 336375760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 98, 112, 122, 196, 224, 244, 392, 427, 488, 784, 854, 976, 1568, 1708, 1952, 2647, 2989, 3416, 5294, 5978, 6832, 10588, 11956, 13664, 18529, 21176, 23912, 37058, 42352, 47824, 74116, 84704, 95648, 129703, 148232, 161467, 259406, 296464, 322934, 518812, 592928, 645868, 1037624, 1130269, 1291736, 2075248, 2260538, 2583472, 4150496, 4521076, 5166944, 7911883, 9042152, 15823766, 18084304, 31647532, 36168608, 63295064, 126590128, 253180256]

約数ペア:

[(1, 253180256), (2, 126590128), (4, 63295064), (7, 36168608), (8, 31647532), (14, 18084304), (16, 15823766), (28, 9042152), (32, 7911883), (49, 5166944), (56, 4521076), (61, 4150496), (98, 2583472), (112, 2260538), (122, 2075248), (196, 1291736), (224, 1130269), (244, 1037624), (392, 645868), (427, 592928), (488, 518812), (784, 322934), (854, 296464), (976, 259406), (1568, 161467), (1708, 148232), (1952, 129703), (2647, 95648), (2989, 84704), (3416, 74116), (5294, 47824), (5978, 42352), (6832, 37058), (10588, 23912), (11956, 21176), (13664, 18529)]