138840100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{823}}^1$

素因数の和:1085

約数の個数: 72

約数和(自身を含む): 346172288

約数和(自身を除く): 207332188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 241, 350, 482, 700, 823, 964, 1205, 1646, 1687, 2410, 3292, 3374, 4115, 4820, 5761, 6025, 6748, 8230, 8435, 11522, 12050, 16460, 16870, 20575, 23044, 24100, 28805, 33740, 41150, 42175, 57610, 82300, 84350, 115220, 144025, 168700, 198343, 288050, 396686, 576100, 793372, 991715, 1388401, 1983430, 2776802, 3966860, 4958575, 5553604, 6942005, 9917150, 13884010, 19834300, 27768020, 34710025, 69420050, 138840100]

約数ペア:

[(1, 138840100), (2, 69420050), (4, 34710025), (5, 27768020), (7, 19834300), (10, 13884010), (14, 9917150), (20, 6942005), (25, 5553604), (28, 4958575), (35, 3966860), (50, 2776802), (70, 1983430), (100, 1388401), (140, 991715), (175, 793372), (241, 576100), (350, 396686), (482, 288050), (700, 198343), (823, 168700), (964, 144025), (1205, 115220), (1646, 84350), (1687, 82300), (2410, 57610), (3292, 42175), (3374, 41150), (4115, 33740), (4820, 28805), (5761, 24100), (6025, 23044), (6748, 20575), (8230, 16870), (8435, 16460), (11522, 12050)]