42840448

素因数分解:

$2^7\times 7^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 98532000

約数和(自身を除く): 55691552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 224, 274, 349, 448, 548, 698, 896, 959, 1096, 1396, 1918, 2192, 2443, 2792, 3836, 4384, 4886, 5584, 7672, 8768, 9772, 11168, 15344, 17536, 19544, 22336, 30688, 39088, 44672, 47813, 61376, 78176, 95626, 122752, 156352, 191252, 312704, 334691, 382504, 669382, 765008, 1338764, 1530016, 2677528, 3060032, 5355056, 6120064, 10710112, 21420224, 42840448]

約数ペア:

[(1, 42840448), (2, 21420224), (4, 10710112), (7, 6120064), (8, 5355056), (14, 3060032), (16, 2677528), (28, 1530016), (32, 1338764), (56, 765008), (64, 669382), (112, 382504), (128, 334691), (137, 312704), (224, 191252), (274, 156352), (349, 122752), (448, 95626), (548, 78176), (698, 61376), (896, 47813), (959, 44672), (1096, 39088), (1396, 30688), (1918, 22336), (2192, 19544), (2443, 17536), (2792, 15344), (3836, 11168), (4384, 9772), (4886, 8768), (5584, 7672)]