65672495

素因数分解:

$5^1\times 7^3\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 92880000

約数和(自身を除く): 27207505

約数列:

[1, 5, 7, 35, 49, 149, 245, 257, 343, 745, 1043, 1285, 1715, 1799, 5215, 7301, 8995, 12593, 36505, 38293, 51107, 62965, 88151, 191465, 255535, 268051, 440755, 1340255, 1876357, 9381785, 13134499, 65672495]

約数ペア:

[(1, 65672495), (5, 13134499), (7, 9381785), (35, 1876357), (49, 1340255), (149, 440755), (245, 268051), (257, 255535), (343, 191465), (745, 88151), (1043, 62965), (1285, 51107), (1715, 38293), (1799, 36505), (5215, 12593), (7301, 8995)]