203901100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2341}}^1$

素因数の和:2435

約数の個数: 72

約数和(自身を含む): 483819728

約数和(自身を除く): 279918628

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 67, 100, 130, 134, 260, 268, 325, 335, 650, 670, 871, 1300, 1340, 1675, 1742, 2341, 3350, 3484, 4355, 4682, 6700, 8710, 9364, 11705, 17420, 21775, 23410, 30433, 43550, 46820, 58525, 60866, 87100, 117050, 121732, 152165, 156847, 234100, 304330, 313694, 608660, 627388, 760825, 784235, 1521650, 1568470, 2039011, 3043300, 3136940, 3921175, 4078022, 7842350, 8156044, 10195055, 15684700, 20390110, 40780220, 50975275, 101950550, 203901100]

約数ペア:

[(1, 203901100), (2, 101950550), (4, 50975275), (5, 40780220), (10, 20390110), (13, 15684700), (20, 10195055), (25, 8156044), (26, 7842350), (50, 4078022), (52, 3921175), (65, 3136940), (67, 3043300), (100, 2039011), (130, 1568470), (134, 1521650), (260, 784235), (268, 760825), (325, 627388), (335, 608660), (650, 313694), (670, 304330), (871, 234100), (1300, 156847), (1340, 152165), (1675, 121732), (1742, 117050), (2341, 87100), (3350, 60866), (3484, 58525), (4355, 46820), (4682, 43550), (6700, 30433), (8710, 23410), (9364, 21775), (11705, 17420)]