8313425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 11284992

約数和(自身を除く): 2971567

約数列:

[1, 5, 17, 25, 31, 85, 155, 425, 527, 631, 775, 2635, 3155, 10727, 13175, 15775, 19561, 53635, 97805, 268175, 332537, 489025, 1662685, 8313425]

約数ペア:

[(1, 8313425), (5, 1662685), (17, 489025), (25, 332537), (31, 268175), (85, 97805), (155, 53635), (425, 19561), (527, 15775), (631, 13175), (775, 10727), (2635, 3155)]