201324560

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{15439}}^1$

素因数の和:15615

約数の個数: 40

約数和(自身を含む): 470981760

約数和(自身を除く): 269657200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 13040, 15439, 30878, 61756, 77195, 123512, 154390, 247024, 308780, 617560, 1235120, 2516557, 5033114, 10066228, 12582785, 20132456, 25165570, 40264912, 50331140, 100662280, 201324560]

約数ペア:

[(1, 201324560), (2, 100662280), (4, 50331140), (5, 40264912), (8, 25165570), (10, 20132456), (16, 12582785), (20, 10066228), (40, 5033114), (80, 2516557), (163, 1235120), (326, 617560), (652, 308780), (815, 247024), (1304, 154390), (1630, 123512), (2608, 77195), (3260, 61756), (6520, 30878), (13040, 15439)]