870816075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 1624896000

約数和(自身を除く): 754079925

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 103, 255, 285, 309, 323, 349, 425, 475, 515, 969, 1047, 1275, 1425, 1545, 1615, 1745, 1751, 1957, 2575, 4845, 5235, 5253, 5871, 5933, 6631, 7725, 8075, 8725, 8755, 9785, 17799, 19893, 24225, 26175, 26265, 29355, 29665, 33155, 33269, 35947, 43775, 48925, 88995, 99465, 99807, 107841, 112727, 131325, 146775, 148325, 165775, 166345, 179735, 338181, 444975, 497325, 499035, 539205, 563635, 611099, 682993, 831725, 898675, 1690905, 1833297, 2048979, 2495175, 2696025, 2818175, 3055495, 3414965, 8454525, 9166485, 10244895, 11610881, 15277475, 17074825, 34832643, 45832425, 51224475, 58054405, 174163215, 290272025, 870816075]

約数ペア:

[(1, 870816075), (3, 290272025), (5, 174163215), (15, 58054405), (17, 51224475), (19, 45832425), (25, 34832643), (51, 17074825), (57, 15277475), (75, 11610881), (85, 10244895), (95, 9166485), (103, 8454525), (255, 3414965), (285, 3055495), (309, 2818175), (323, 2696025), (349, 2495175), (425, 2048979), (475, 1833297), (515, 1690905), (969, 898675), (1047, 831725), (1275, 682993), (1425, 611099), (1545, 563635), (1615, 539205), (1745, 499035), (1751, 497325), (1957, 444975), (2575, 338181), (4845, 179735), (5235, 166345), (5253, 165775), (5871, 148325), (5933, 146775), (6631, 131325), (7725, 112727), (8075, 107841), (8725, 99807), (8755, 99465), (9785, 88995), (17799, 48925), (19893, 43775), (24225, 35947), (26175, 33269), (26265, 33155), (29355, 29665)]