25716460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16699}}^1$

素因数の和:16726

約数の個数: 48

約数和(自身を含む): 67334400

約数和(自身を除く): 41617940

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 16699, 33398, 66796, 83495, 116893, 166990, 183689, 233786, 333980, 367378, 467572, 584465, 734756, 918445, 1168930, 1285823, 1836890, 2337860, 2571646, 3673780, 5143292, 6429115, 12858230, 25716460]

約数ペア:

[(1, 25716460), (2, 12858230), (4, 6429115), (5, 5143292), (7, 3673780), (10, 2571646), (11, 2337860), (14, 1836890), (20, 1285823), (22, 1168930), (28, 918445), (35, 734756), (44, 584465), (55, 467572), (70, 367378), (77, 333980), (110, 233786), (140, 183689), (154, 166990), (220, 116893), (308, 83495), (385, 66796), (770, 33398), (1540, 16699)]