200989750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{61843}}^1$

素因数の和:61873

約数の個数: 32

約数和(自身を含む): 405201888

約数和(自身を除く): 204212138

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 61843, 123686, 309215, 618430, 803959, 1546075, 1607918, 3092150, 4019795, 7730375, 8039590, 15460750, 20098975, 40197950, 100494875, 200989750]

約数ペア:

[(1, 200989750), (2, 100494875), (5, 40197950), (10, 20098975), (13, 15460750), (25, 8039590), (26, 7730375), (50, 4019795), (65, 3092150), (125, 1607918), (130, 1546075), (250, 803959), (325, 618430), (650, 309215), (1625, 123686), (3250, 61843)]