25497585

素因数分解:

$3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:575

約数の個数: 40

約数和(自身を含む): 46112616

約数和(自身を除く): 20615031

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 157, 401, 405, 471, 785, 1203, 1413, 2005, 2355, 3609, 4239, 6015, 7065, 10827, 12717, 18045, 21195, 32481, 54135, 62957, 63585, 162405, 188871, 314785, 566613, 944355, 1699839, 2833065, 5099517, 8499195, 25497585]

約数ペア:

[(1, 25497585), (3, 8499195), (5, 5099517), (9, 2833065), (15, 1699839), (27, 944355), (45, 566613), (81, 314785), (135, 188871), (157, 162405), (401, 63585), (405, 62957), (471, 54135), (785, 32481), (1203, 21195), (1413, 18045), (2005, 12717), (2355, 10827), (3609, 7065), (4239, 6015)]