72115396

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:420

約数の個数: 36

約数和(自身を含む): 133363692

約数和(自身を除く): 61248296

約数列:

[1, 2, 4, 23, 46, 92, 173, 197, 346, 394, 529, 692, 788, 1058, 2116, 3979, 4531, 7958, 9062, 15916, 18124, 34081, 68162, 91517, 104213, 136324, 183034, 208426, 366068, 416852, 783863, 1567726, 3135452, 18028849, 36057698, 72115396]

約数ペア:

[(1, 72115396), (2, 36057698), (4, 18028849), (23, 3135452), (46, 1567726), (92, 783863), (173, 416852), (197, 366068), (346, 208426), (394, 183034), (529, 136324), (692, 104213), (788, 91517), (1058, 68162), (2116, 34081), (3979, 18124), (4531, 15916), (7958, 9062)]