25154570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 54210816

約数和(自身を除く): 29056246

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 61, 70, 86, 122, 137, 215, 274, 301, 305, 427, 430, 602, 610, 685, 854, 959, 1370, 1505, 1918, 2135, 2623, 3010, 4270, 4795, 5246, 5891, 8357, 9590, 11782, 13115, 16714, 18361, 26230, 29455, 36722, 41237, 41785, 58499, 58910, 82474, 83570, 91805, 116998, 183610, 206185, 292495, 359351, 412370, 584990, 718702, 1796755, 2515457, 3593510, 5030914, 12577285, 25154570]

約数ペア:

[(1, 25154570), (2, 12577285), (5, 5030914), (7, 3593510), (10, 2515457), (14, 1796755), (35, 718702), (43, 584990), (61, 412370), (70, 359351), (86, 292495), (122, 206185), (137, 183610), (215, 116998), (274, 91805), (301, 83570), (305, 82474), (427, 58910), (430, 58499), (602, 41785), (610, 41237), (685, 36722), (854, 29455), (959, 26230), (1370, 18361), (1505, 16714), (1918, 13115), (2135, 11782), (2623, 9590), (3010, 8357), (4270, 5891), (4795, 5246)]