129304900

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{17713}}^1$

素因数の和:17800

約数の個数: 36

約数和(自身を含む): 284451412

約数和(自身を除く): 155146512

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 146, 292, 365, 730, 1460, 1825, 3650, 7300, 17713, 35426, 70852, 88565, 177130, 354260, 442825, 885650, 1293049, 1771300, 2586098, 5172196, 6465245, 12930490, 25860980, 32326225, 64652450, 129304900]

約数ペア:

[(1, 129304900), (2, 64652450), (4, 32326225), (5, 25860980), (10, 12930490), (20, 6465245), (25, 5172196), (50, 2586098), (73, 1771300), (100, 1293049), (146, 885650), (292, 442825), (365, 354260), (730, 177130), (1460, 88565), (1825, 70852), (3650, 35426), (7300, 17713)]