72603005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 96018048

約数和(自身を除く): 23415043

約数列:

[1, 5, 17, 41, 83, 85, 205, 251, 415, 697, 1255, 1411, 3403, 3485, 4267, 7055, 10291, 17015, 20833, 21335, 51455, 57851, 104165, 174947, 289255, 354161, 854153, 874735, 1770805, 4270765, 14520601, 72603005]

約数ペア:

[(1, 72603005), (5, 14520601), (17, 4270765), (41, 1770805), (83, 874735), (85, 854153), (205, 354161), (251, 289255), (415, 174947), (697, 104165), (1255, 57851), (1411, 51455), (3403, 21335), (3485, 20833), (4267, 17015), (7055, 10291)]