156977018675

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{2971}}^1$

素因数の和:3189

約数の個数: 72

約数和(自身を含む): 211794515712

約数和(自身を除く): 54817497037

約数列:

[1, 5, 17, 25, 71, 85, 103, 289, 355, 425, 515, 1207, 1445, 1751, 1775, 2575, 2971, 6035, 7225, 7313, 8755, 14855, 20519, 29767, 30175, 36565, 43775, 50507, 74275, 102595, 124321, 148835, 182825, 210941, 252535, 306013, 512975, 621605, 744175, 858619, 1054705, 1262675, 1530065, 2113457, 3108025, 3585997, 4293095, 5202221, 5273525, 7650325, 10567285, 17929985, 21465475, 21726923, 26011105, 52836425, 60961949, 88437757, 89649925, 108634615, 130055525, 304809745, 369357691, 442188785, 543173075, 1524048725, 1846788455, 2210943925, 6279080747, 9233942275, 31395403735, 156977018675]

約数ペア:

[(1, 156977018675), (5, 31395403735), (17, 9233942275), (25, 6279080747), (71, 2210943925), (85, 1846788455), (103, 1524048725), (289, 543173075), (355, 442188785), (425, 369357691), (515, 304809745), (1207, 130055525), (1445, 108634615), (1751, 89649925), (1775, 88437757), (2575, 60961949), (2971, 52836425), (6035, 26011105), (7225, 21726923), (7313, 21465475), (8755, 17929985), (14855, 10567285), (20519, 7650325), (29767, 5273525), (30175, 5202221), (36565, 4293095), (43775, 3585997), (50507, 3108025), (74275, 2113457), (102595, 1530065), (124321, 1262675), (148835, 1054705), (182825, 858619), (210941, 744175), (252535, 621605), (306013, 512975)]