25020345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 49268736

約数和(自身を除く): 24248391

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 107, 119, 131, 255, 321, 357, 393, 535, 595, 655, 749, 917, 1605, 1785, 1819, 1965, 2227, 2247, 2751, 3745, 4585, 5457, 6681, 9095, 11135, 11235, 12733, 13755, 14017, 15589, 27285, 33405, 38199, 42051, 46767, 63665, 70085, 77945, 98119, 190995, 210255, 233835, 238289, 294357, 490595, 714867, 1191445, 1471785, 1668023, 3574335, 5004069, 8340115, 25020345]

約数ペア:

[(1, 25020345), (3, 8340115), (5, 5004069), (7, 3574335), (15, 1668023), (17, 1471785), (21, 1191445), (35, 714867), (51, 490595), (85, 294357), (105, 238289), (107, 233835), (119, 210255), (131, 190995), (255, 98119), (321, 77945), (357, 70085), (393, 63665), (535, 46767), (595, 42051), (655, 38199), (749, 33405), (917, 27285), (1605, 15589), (1785, 14017), (1819, 13755), (1965, 12733), (2227, 11235), (2247, 11135), (2751, 9095), (3745, 6681), (4585, 5457)]