31491050

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 60954432

約数和(自身を除く): 29463382

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 97, 151, 194, 215, 302, 430, 485, 755, 970, 1075, 1510, 2150, 2425, 3775, 4171, 4850, 6493, 7550, 8342, 12986, 14647, 20855, 29294, 32465, 41710, 64930, 73235, 104275, 146470, 162325, 208550, 324650, 366175, 629821, 732350, 1259642, 3149105, 6298210, 15745525, 31491050]

約数ペア:

[(1, 31491050), (2, 15745525), (5, 6298210), (10, 3149105), (25, 1259642), (43, 732350), (50, 629821), (86, 366175), (97, 324650), (151, 208550), (194, 162325), (215, 146470), (302, 104275), (430, 73235), (485, 64930), (755, 41710), (970, 32465), (1075, 29294), (1510, 20855), (2150, 14647), (2425, 12986), (3775, 8342), (4171, 7550), (4850, 6493)]