160977400

素因数分解:

$2^3\times 5^2\times {\mathrm{499}}^1\times {\mathrm{1613}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 375255000

約数和(自身を除く): 214277600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 499, 998, 1613, 1996, 2495, 3226, 3992, 4990, 6452, 8065, 9980, 12475, 12904, 16130, 19960, 24950, 32260, 40325, 49900, 64520, 80650, 99800, 161300, 322600, 804887, 1609774, 3219548, 4024435, 6439096, 8048870, 16097740, 20122175, 32195480, 40244350, 80488700, 160977400]

約数ペア:

[(1, 160977400), (2, 80488700), (4, 40244350), (5, 32195480), (8, 20122175), (10, 16097740), (20, 8048870), (25, 6439096), (40, 4024435), (50, 3219548), (100, 1609774), (200, 804887), (499, 322600), (998, 161300), (1613, 99800), (1996, 80650), (2495, 64520), (3226, 49900), (3992, 40325), (4990, 32260), (6452, 24950), (8065, 19960), (9980, 16130), (12475, 12904)]