8021300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{1637}}^1$

素因数の和:1665

約数の個数: 54

約数和(自身を含む): 20260422

約数和(自身を除く): 12239122

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 1637, 2450, 3274, 4900, 6548, 8185, 11459, 16370, 22918, 32740, 40925, 45836, 57295, 80213, 81850, 114590, 160426, 163700, 229180, 286475, 320852, 401065, 572950, 802130, 1145900, 1604260, 2005325, 4010650, 8021300]

約数ペア:

[(1, 8021300), (2, 4010650), (4, 2005325), (5, 1604260), (7, 1145900), (10, 802130), (14, 572950), (20, 401065), (25, 320852), (28, 286475), (35, 229180), (49, 163700), (50, 160426), (70, 114590), (98, 81850), (100, 80213), (140, 57295), (175, 45836), (196, 40925), (245, 32740), (350, 22918), (490, 16370), (700, 11459), (980, 8185), (1225, 6548), (1637, 4900), (2450, 3274)]