201580180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{1637}}^1$

素因数の和:1824

約数の個数: 48

約数和(自身を含む): 435891456

約数和(自身を除く): 234311276

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 131, 188, 235, 262, 470, 524, 655, 940, 1310, 1637, 2620, 3274, 6157, 6548, 8185, 12314, 16370, 24628, 30785, 32740, 61570, 76939, 123140, 153878, 214447, 307756, 384695, 428894, 769390, 857788, 1072235, 1538780, 2144470, 4288940, 10079009, 20158018, 40316036, 50395045, 100790090, 201580180]

約数ペア:

[(1, 201580180), (2, 100790090), (4, 50395045), (5, 40316036), (10, 20158018), (20, 10079009), (47, 4288940), (94, 2144470), (131, 1538780), (188, 1072235), (235, 857788), (262, 769390), (470, 428894), (524, 384695), (655, 307756), (940, 214447), (1310, 153878), (1637, 123140), (2620, 76939), (3274, 61570), (6157, 32740), (6548, 30785), (8185, 24628), (12314, 16370)]