156930725

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 234651648

約数和(自身を除く): 77720923

約数列:

[1, 5, 7, 23, 25, 35, 115, 127, 161, 175, 307, 575, 635, 805, 889, 1535, 2149, 2921, 3175, 4025, 4445, 7061, 7675, 10745, 14605, 20447, 22225, 35305, 38989, 49427, 53725, 73025, 102235, 176525, 194945, 247135, 272923, 511175, 896747, 974725, 1235675, 1364615, 4483735, 6277229, 6823075, 22418675, 31386145, 156930725]

約数ペア:

[(1, 156930725), (5, 31386145), (7, 22418675), (23, 6823075), (25, 6277229), (35, 4483735), (115, 1364615), (127, 1235675), (161, 974725), (175, 896747), (307, 511175), (575, 272923), (635, 247135), (805, 194945), (889, 176525), (1535, 102235), (2149, 73025), (2921, 53725), (3175, 49427), (4025, 38989), (4445, 35305), (7061, 22225), (7675, 20447), (10745, 14605)]