91231100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 207122160

約数和(自身を除く): 115891060

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 163, 193, 290, 326, 386, 580, 652, 725, 772, 815, 965, 1450, 1630, 1930, 2900, 3260, 3860, 4075, 4727, 4825, 5597, 8150, 9454, 9650, 11194, 16300, 18908, 19300, 22388, 23635, 27985, 31459, 47270, 55970, 62918, 94540, 111940, 118175, 125836, 139925, 157295, 236350, 279850, 314590, 472700, 559700, 629180, 786475, 912311, 1572950, 1824622, 3145900, 3649244, 4561555, 9123110, 18246220, 22807775, 45615550, 91231100]

約数ペア:

[(1, 91231100), (2, 45615550), (4, 22807775), (5, 18246220), (10, 9123110), (20, 4561555), (25, 3649244), (29, 3145900), (50, 1824622), (58, 1572950), (100, 912311), (116, 786475), (145, 629180), (163, 559700), (193, 472700), (290, 314590), (326, 279850), (386, 236350), (580, 157295), (652, 139925), (725, 125836), (772, 118175), (815, 111940), (965, 94540), (1450, 62918), (1630, 55970), (1930, 47270), (2900, 31459), (3260, 27985), (3860, 23635), (4075, 22388), (4727, 19300), (4825, 18908), (5597, 16300), (8150, 11194), (9454, 9650)]