20130199424

素因数分解:

$2^7\times {\mathrm{89}}^1\times {\mathrm{397}}^1\times {\mathrm{4451}}^1$

素因数の和:4951

約数の個数: 64

約数和(自身を含む): 40665013200

約数和(自身を除く): 20534813776

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 356, 397, 712, 794, 1424, 1588, 2848, 3176, 4451, 5696, 6352, 8902, 11392, 12704, 17804, 25408, 35333, 35608, 50816, 70666, 71216, 141332, 142432, 282664, 284864, 396139, 565328, 569728, 792278, 1130656, 1584556, 1767047, 2261312, 3169112, 3534094, 4522624, 6338224, 7068188, 12676448, 14136376, 25352896, 28272752, 50705792, 56545504, 113091008, 157267183, 226182016, 314534366, 629068732, 1258137464, 2516274928, 5032549856, 10065099712, 20130199424]

約数ペア:

[(1, 20130199424), (2, 10065099712), (4, 5032549856), (8, 2516274928), (16, 1258137464), (32, 629068732), (64, 314534366), (89, 226182016), (128, 157267183), (178, 113091008), (356, 56545504), (397, 50705792), (712, 28272752), (794, 25352896), (1424, 14136376), (1588, 12676448), (2848, 7068188), (3176, 6338224), (4451, 4522624), (5696, 3534094), (6352, 3169112), (8902, 2261312), (11392, 1767047), (12704, 1584556), (17804, 1130656), (25408, 792278), (35333, 569728), (35608, 565328), (50816, 396139), (70666, 284864), (71216, 282664), (141332, 142432)]