157489600

素因数分解:

$2^6\times 5^2\times {\mathrm{257}}^1\times {\mathrm{383}}^1$

素因数の和:662

約数の個数: 84

約数和(自身を含む): 390046464

約数和(自身を除く): 232556864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 257, 320, 383, 400, 514, 766, 800, 1028, 1285, 1532, 1600, 1915, 2056, 2570, 3064, 3830, 4112, 5140, 6128, 6425, 7660, 8224, 9575, 10280, 12256, 12850, 15320, 16448, 19150, 20560, 24512, 25700, 30640, 38300, 41120, 51400, 61280, 76600, 82240, 98431, 102800, 122560, 153200, 196862, 205600, 306400, 393724, 411200, 492155, 612800, 787448, 984310, 1574896, 1968620, 2460775, 3149792, 3937240, 4921550, 6299584, 7874480, 9843100, 15748960, 19686200, 31497920, 39372400, 78744800, 157489600]

約数ペア:

[(1, 157489600), (2, 78744800), (4, 39372400), (5, 31497920), (8, 19686200), (10, 15748960), (16, 9843100), (20, 7874480), (25, 6299584), (32, 4921550), (40, 3937240), (50, 3149792), (64, 2460775), (80, 1968620), (100, 1574896), (160, 984310), (200, 787448), (257, 612800), (320, 492155), (383, 411200), (400, 393724), (514, 306400), (766, 205600), (800, 196862), (1028, 153200), (1285, 122560), (1532, 102800), (1600, 98431), (1915, 82240), (2056, 76600), (2570, 61280), (3064, 51400), (3830, 41120), (4112, 38300), (5140, 30640), (6128, 25700), (6425, 24512), (7660, 20560), (8224, 19150), (9575, 16448), (10280, 15320), (12256, 12850)]