158719400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{113371}}^1$

素因数の和:113394

約数の個数: 48

約数和(自身を含む): 421743840

約数和(自身を除く): 263024440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 113371, 226742, 453484, 566855, 793597, 906968, 1133710, 1587194, 2267420, 2834275, 3174388, 3967985, 4534840, 5668550, 6348776, 7935970, 11337100, 15871940, 19839925, 22674200, 31743880, 39679850, 79359700, 158719400]

約数ペア:

[(1, 158719400), (2, 79359700), (4, 39679850), (5, 31743880), (7, 22674200), (8, 19839925), (10, 15871940), (14, 11337100), (20, 7935970), (25, 6348776), (28, 5668550), (35, 4534840), (40, 3967985), (50, 3174388), (56, 2834275), (70, 2267420), (100, 1587194), (140, 1133710), (175, 906968), (200, 793597), (280, 566855), (350, 453484), (700, 226742), (1400, 113371)]