73780425

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19289}}^1$

素因数の和:19322

約数の個数: 36

約数和(自身を含む): 139929660

約数和(自身を除く): 66149235

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 19289, 57867, 96445, 173601, 289335, 327913, 482225, 868005, 983739, 1446675, 1639565, 2951217, 4340025, 4918695, 8197825, 14756085, 24593475, 73780425]

約数ペア:

[(1, 73780425), (3, 24593475), (5, 14756085), (9, 8197825), (15, 4918695), (17, 4340025), (25, 2951217), (45, 1639565), (51, 1446675), (75, 983739), (85, 868005), (153, 482225), (225, 327913), (255, 289335), (425, 173601), (765, 96445), (1275, 57867), (3825, 19289)]