79973800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12899}}^1$

素因数の和:12946

約数の個数: 48

約数和(自身を含む): 191952000

約数和(自身を除く): 111978200

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, 12899, 25798, 51596, 64495, 103192, 128990, 257980, 322475, 399869, 515960, 644950, 799738, 1289900, 1599476, 1999345, 2579800, 3198952, 3998690, 7997380, 9996725, 15994760, 19993450, 39986900, 79973800]

約数ペア:

[(1, 79973800), (2, 39986900), (4, 19993450), (5, 15994760), (8, 9996725), (10, 7997380), (20, 3998690), (25, 3198952), (31, 2579800), (40, 1999345), (50, 1599476), (62, 1289900), (100, 799738), (124, 644950), (155, 515960), (200, 399869), (248, 322475), (310, 257980), (620, 128990), (775, 103192), (1240, 64495), (1550, 51596), (3100, 25798), (6200, 12899)]