79941200

素因数分解:

$2^4\times 5^2\times {\mathrm{199853}}^1$

素因数の和:199871

約数の個数: 30

約数和(自身を含む): 192059694

約数和(自身を除く): 112118494

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 199853, 399706, 799412, 999265, 1598824, 1998530, 3197648, 3997060, 4996325, 7994120, 9992650, 15988240, 19985300, 39970600, 79941200]

約数ペア:

[(1, 79941200), (2, 39970600), (4, 19985300), (5, 15988240), (8, 9992650), (10, 7994120), (16, 4996325), (20, 3997060), (25, 3197648), (40, 1998530), (50, 1598824), (80, 999265), (100, 799412), (200, 399706), (400, 199853)]