129573800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{20899}}^1$

素因数の和:20946

約数の個数: 48

約数和(自身を含む): 310992000

約数和(自身を除く): 181418200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 20899, 41798, 83596, 104495, 167192, 208990, 417980, 522475, 647869, 835960, 1044950, 1295738, 2089900, 2591476, 3239345, 4179800, 5182952, 6478690, 12957380, 16196725, 25914760, 32393450, 64786900, 129573800]

約数ペア:

[(1, 129573800), (2, 64786900), (4, 32393450), (5, 25914760), (8, 16196725), (10, 12957380), (20, 6478690), (25, 5182952), (31, 4179800), (40, 3239345), (50, 2591476), (62, 2089900), (100, 1295738), (124, 1044950), (155, 835960), (200, 647869), (248, 522475), (310, 417980), (620, 208990), (775, 167192), (1240, 104495), (1550, 83596), (3100, 41798), (6200, 20899)]