61621504

素因数分解:

$2^8\times 7^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 142164288

約数和(自身を除く): 80542784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 224, 251, 256, 274, 448, 502, 548, 896, 959, 1004, 1096, 1757, 1792, 1918, 2008, 2192, 3514, 3836, 4016, 4384, 7028, 7672, 8032, 8768, 14056, 15344, 16064, 17536, 28112, 30688, 32128, 34387, 35072, 56224, 61376, 64256, 68774, 112448, 122752, 137548, 224896, 240709, 245504, 275096, 449792, 481418, 550192, 962836, 1100384, 1925672, 2200768, 3851344, 4401536, 7702688, 8803072, 15405376, 30810752, 61621504]

約数ペア:

[(1, 61621504), (2, 30810752), (4, 15405376), (7, 8803072), (8, 7702688), (14, 4401536), (16, 3851344), (28, 2200768), (32, 1925672), (56, 1100384), (64, 962836), (112, 550192), (128, 481418), (137, 449792), (224, 275096), (251, 245504), (256, 240709), (274, 224896), (448, 137548), (502, 122752), (548, 112448), (896, 68774), (959, 64256), (1004, 61376), (1096, 56224), (1757, 35072), (1792, 34387), (1918, 32128), (2008, 30688), (2192, 28112), (3514, 17536), (3836, 16064), (4016, 15344), (4384, 14056), (7028, 8768), (7672, 8032)]