164029775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{72101}}^1$

素因数の和:72131

約数の個数: 24

約数和(自身を含む): 250338144

約数和(自身を除く): 86308369

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 72101, 360505, 504707, 937313, 1802525, 2523535, 4686565, 6561191, 12617675, 23432825, 32805955, 164029775]

約数ペア:

[(1, 164029775), (5, 32805955), (7, 23432825), (13, 12617675), (25, 6561191), (35, 4686565), (65, 2523535), (91, 1802525), (175, 937313), (325, 504707), (455, 360505), (2275, 72101)]