201798925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 279638352

約数和(自身を除く): 77839427

約数列:

[1, 5, 17, 25, 37, 41, 85, 185, 205, 313, 425, 629, 697, 925, 1025, 1517, 1565, 3145, 3485, 5321, 7585, 7825, 11581, 12833, 15725, 17425, 25789, 26605, 37925, 57905, 64165, 128945, 133025, 196877, 218161, 289525, 320825, 474821, 644725, 984385, 1090805, 2374105, 4921925, 5454025, 8071957, 11870525, 40359785, 201798925]

約数ペア:

[(1, 201798925), (5, 40359785), (17, 11870525), (25, 8071957), (37, 5454025), (41, 4921925), (85, 2374105), (185, 1090805), (205, 984385), (313, 644725), (425, 474821), (629, 320825), (697, 289525), (925, 218161), (1025, 196877), (1517, 133025), (1565, 128945), (3145, 64165), (3485, 57905), (5321, 37925), (7585, 26605), (7825, 25789), (11581, 17425), (12833, 15725)]