207356975

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 322300800

約数和(自身を除く): 114943825

約数列:

[1, 5, 7, 19, 25, 35, 49, 59, 95, 133, 151, 175, 245, 295, 413, 475, 665, 755, 931, 1057, 1121, 1225, 1475, 2065, 2869, 2891, 3325, 3775, 4655, 5285, 5605, 7399, 7847, 8909, 10325, 14345, 14455, 20083, 23275, 26425, 28025, 36995, 39235, 44545, 54929, 62363, 71725, 72275, 100415, 140581, 169271, 184975, 196175, 222725, 274645, 311815, 436541, 502075, 702905, 846355, 1184897, 1373225, 1559075, 2182705, 3514525, 4231775, 5924485, 8294279, 10913525, 29622425, 41471395, 207356975]

約数ペア:

[(1, 207356975), (5, 41471395), (7, 29622425), (19, 10913525), (25, 8294279), (35, 5924485), (49, 4231775), (59, 3514525), (95, 2182705), (133, 1559075), (151, 1373225), (175, 1184897), (245, 846355), (295, 702905), (413, 502075), (475, 436541), (665, 311815), (755, 274645), (931, 222725), (1057, 196175), (1121, 184975), (1225, 169271), (1475, 140581), (2065, 100415), (2869, 72275), (2891, 71725), (3325, 62363), (3775, 54929), (4655, 44545), (5285, 39235), (5605, 36995), (7399, 28025), (7847, 26425), (8909, 23275), (10325, 20083), (14345, 14455)]