17630481975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{14389}}^1$

素因数の和:14481

約数の個数: 72

約数和(自身を含む): 31893650640

約数和(自身を除く): 14263168665

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 155, 255, 425, 465, 527, 775, 961, 1275, 1581, 2325, 2635, 2883, 4805, 7905, 13175, 14389, 14415, 16337, 24025, 39525, 43167, 49011, 71945, 72075, 81685, 215835, 244613, 245055, 359725, 408425, 446059, 733839, 1079175, 1223065, 1225275, 1338177, 2230295, 3669195, 6115325, 6690885, 7583003, 11151475, 13827829, 18345975, 22749009, 33454425, 37915015, 41483487, 69139145, 113745045, 189575075, 207417435, 235073093, 345695725, 568725225, 705219279, 1037087175, 1175365465, 3526096395, 5876827325, 17630481975]

約数ペア:

[(1, 17630481975), (3, 5876827325), (5, 3526096395), (15, 1175365465), (17, 1037087175), (25, 705219279), (31, 568725225), (51, 345695725), (75, 235073093), (85, 207417435), (93, 189575075), (155, 113745045), (255, 69139145), (425, 41483487), (465, 37915015), (527, 33454425), (775, 22749009), (961, 18345975), (1275, 13827829), (1581, 11151475), (2325, 7583003), (2635, 6690885), (2883, 6115325), (4805, 3669195), (7905, 2230295), (13175, 1338177), (14389, 1225275), (14415, 1223065), (16337, 1079175), (24025, 733839), (39525, 446059), (43167, 408425), (49011, 359725), (71945, 245055), (72075, 244613), (81685, 215835)]