1031236700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25589}}^1$

素因数の和:25647

約数の個数: 72

約数和(自身を含む): 2487757440

約数和(自身を除く): 1456520740

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 4030, 8060, 10075, 20150, 25589, 40300, 51178, 102356, 127945, 255890, 332657, 511780, 639725, 665314, 793259, 1279450, 1330628, 1586518, 1663285, 2558900, 3173036, 3326570, 3966295, 6653140, 7932590, 8316425, 10312367, 15865180, 16632850, 19831475, 20624734, 33265700, 39662950, 41249468, 51561835, 79325900, 103123670, 206247340, 257809175, 515618350, 1031236700]

約数ペア:

[(1, 1031236700), (2, 515618350), (4, 257809175), (5, 206247340), (10, 103123670), (13, 79325900), (20, 51561835), (25, 41249468), (26, 39662950), (31, 33265700), (50, 20624734), (52, 19831475), (62, 16632850), (65, 15865180), (100, 10312367), (124, 8316425), (130, 7932590), (155, 6653140), (260, 3966295), (310, 3326570), (325, 3173036), (403, 2558900), (620, 1663285), (650, 1586518), (775, 1330628), (806, 1279450), (1300, 793259), (1550, 665314), (1612, 639725), (2015, 511780), (3100, 332657), (4030, 255890), (8060, 127945), (10075, 102356), (20150, 51178), (25589, 40300)]