78398475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{3617}}^1$

素因数の和:3664

約数の個数: 36

約数和(自身を含む): 137730024

約数和(自身を除く): 59331549

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 425, 867, 1275, 1445, 3617, 4335, 7225, 10851, 18085, 21675, 54255, 61489, 90425, 184467, 271275, 307445, 922335, 1045313, 1537225, 3135939, 4611675, 5226565, 15679695, 26132825, 78398475]

約数ペア:

[(1, 78398475), (3, 26132825), (5, 15679695), (15, 5226565), (17, 4611675), (25, 3135939), (51, 1537225), (75, 1045313), (85, 922335), (255, 307445), (289, 271275), (425, 184467), (867, 90425), (1275, 61489), (1445, 54255), (3617, 21675), (4335, 18085), (7225, 10851)]