128841200

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^2\times {\mathrm{383}}^1$

素因数の和:459

約数の個数: 90

約数和(自身を含む): 321419904

約数和(自身を除く): 192578704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 200, 232, 290, 383, 400, 464, 580, 725, 766, 841, 1160, 1450, 1532, 1682, 1915, 2320, 2900, 3064, 3364, 3830, 4205, 5800, 6128, 6728, 7660, 8410, 9575, 11107, 11600, 13456, 15320, 16820, 19150, 21025, 22214, 30640, 33640, 38300, 42050, 44428, 55535, 67280, 76600, 84100, 88856, 111070, 153200, 168200, 177712, 222140, 277675, 322103, 336400, 444280, 555350, 644206, 888560, 1110700, 1288412, 1610515, 2221400, 2576824, 3221030, 4442800, 5153648, 6442060, 8052575, 12884120, 16105150, 25768240, 32210300, 64420600, 128841200]

約数ペア:

[(1, 128841200), (2, 64420600), (4, 32210300), (5, 25768240), (8, 16105150), (10, 12884120), (16, 8052575), (20, 6442060), (25, 5153648), (29, 4442800), (40, 3221030), (50, 2576824), (58, 2221400), (80, 1610515), (100, 1288412), (116, 1110700), (145, 888560), (200, 644206), (232, 555350), (290, 444280), (383, 336400), (400, 322103), (464, 277675), (580, 222140), (725, 177712), (766, 168200), (841, 153200), (1160, 111070), (1450, 88856), (1532, 84100), (1682, 76600), (1915, 67280), (2320, 55535), (2900, 44428), (3064, 42050), (3364, 38300), (3830, 33640), (4205, 30640), (5800, 22214), (6128, 21025), (6728, 19150), (7660, 16820), (8410, 15320), (9575, 13456), (11107, 11600)]