40105585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 53978400

約数和(自身を除く): 13872815

約数列:

[1, 5, 13, 41, 65, 101, 149, 205, 505, 533, 745, 1313, 1937, 2665, 4141, 6109, 6565, 9685, 15049, 20705, 30545, 53833, 75245, 79417, 195637, 269165, 397085, 617009, 978185, 3085045, 8021117, 40105585]

約数ペア:

[(1, 40105585), (5, 8021117), (13, 3085045), (41, 978185), (65, 617009), (101, 397085), (149, 269165), (205, 195637), (505, 79417), (533, 75245), (745, 53833), (1313, 30545), (1937, 20705), (2665, 15049), (4141, 9685), (6109, 6565)]