172848825

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^2\times {\mathrm{457}}^1$

素因数の和:555

約数の個数: 54

約数和(自身を含む): 318021002

約数和(自身を除く): 145172177

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 457, 615, 1025, 1371, 1681, 1845, 2285, 3075, 4113, 5043, 6855, 8405, 9225, 11425, 15129, 18737, 20565, 25215, 34275, 42025, 56211, 75645, 93685, 102825, 126075, 168633, 281055, 378225, 468425, 768217, 843165, 1405275, 2304651, 3841085, 4215825, 6913953, 11523255, 19205425, 34569765, 57616275, 172848825]

約数ペア:

[(1, 172848825), (3, 57616275), (5, 34569765), (9, 19205425), (15, 11523255), (25, 6913953), (41, 4215825), (45, 3841085), (75, 2304651), (123, 1405275), (205, 843165), (225, 768217), (369, 468425), (457, 378225), (615, 281055), (1025, 168633), (1371, 126075), (1681, 102825), (1845, 93685), (2285, 75645), (3075, 56211), (4113, 42025), (5043, 34275), (6855, 25215), (8405, 20565), (9225, 18737), (11425, 15129)]