85552820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1511}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 190512000

約数和(自身を除く): 104959180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 1511, 2831, 2980, 3022, 5662, 6044, 7555, 11324, 14155, 15110, 28310, 28709, 30220, 56620, 57418, 114836, 143545, 225139, 287090, 450278, 574180, 900556, 1125695, 2251390, 4277641, 4502780, 8555282, 17110564, 21388205, 42776410, 85552820]

約数ペア:

[(1, 85552820), (2, 42776410), (4, 21388205), (5, 17110564), (10, 8555282), (19, 4502780), (20, 4277641), (38, 2251390), (76, 1125695), (95, 900556), (149, 574180), (190, 450278), (298, 287090), (380, 225139), (596, 143545), (745, 114836), (1490, 57418), (1511, 56620), (2831, 30220), (2980, 28709), (3022, 28310), (5662, 15110), (6044, 14155), (7555, 11324)]