68388208

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4457}}^1$

素因数の和:4609

約数の個数: 40

約数和(自身を含む): 152570592

約数和(自身を除く): 84182384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1918, 2192, 3836, 4457, 7672, 8914, 15344, 17828, 31199, 35656, 62398, 71312, 124796, 249592, 499184, 610609, 1221218, 2442436, 4274263, 4884872, 8548526, 9769744, 17097052, 34194104, 68388208]

約数ペア:

[(1, 68388208), (2, 34194104), (4, 17097052), (7, 9769744), (8, 8548526), (14, 4884872), (16, 4274263), (28, 2442436), (56, 1221218), (112, 610609), (137, 499184), (274, 249592), (548, 124796), (959, 71312), (1096, 62398), (1918, 35656), (2192, 31199), (3836, 17828), (4457, 15344), (7672, 8914)]