72838900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{10259}}^1$

素因数の和:10344

約数の個数: 36

約数和(自身を含む): 160302240

約数和(自身を除く): 87463340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 10259, 20518, 41036, 51295, 102590, 205180, 256475, 512950, 728389, 1025900, 1456778, 2913556, 3641945, 7283890, 14567780, 18209725, 36419450, 72838900]

約数ペア:

[(1, 72838900), (2, 36419450), (4, 18209725), (5, 14567780), (10, 7283890), (20, 3641945), (25, 2913556), (50, 1456778), (71, 1025900), (100, 728389), (142, 512950), (284, 256475), (355, 205180), (710, 102590), (1420, 51295), (1775, 41036), (3550, 20518), (7100, 10259)]