15679862025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{138179}}^1$

素因数の和:138298

約数の個数: 48

約数和(自身を含む): 27757598400

約数和(自身を除く): 12077736375

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 89, 255, 267, 425, 445, 1275, 1335, 1513, 2225, 4539, 6675, 7565, 22695, 37825, 113475, 138179, 414537, 690895, 2072685, 2349043, 3454475, 7047129, 10363425, 11745215, 12297931, 35235645, 36893793, 58726075, 61489655, 176178225, 184468965, 209064827, 307448275, 627194481, 922344825, 1045324135, 3135972405, 5226620675, 15679862025]

約数ペア:

[(1, 15679862025), (3, 5226620675), (5, 3135972405), (15, 1045324135), (17, 922344825), (25, 627194481), (51, 307448275), (75, 209064827), (85, 184468965), (89, 176178225), (255, 61489655), (267, 58726075), (425, 36893793), (445, 35235645), (1275, 12297931), (1335, 11745215), (1513, 10363425), (2225, 7047129), (4539, 3454475), (6675, 2349043), (7565, 2072685), (22695, 690895), (37825, 414537), (113475, 138179)]