20237559825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{36469}}^1$

素因数の和:36647

約数の個数: 72

約数和(自身を含む): 39181033920

約数和(自身を除く): 18943474095

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 151, 175, 245, 453, 525, 735, 755, 1057, 1225, 2265, 3171, 3675, 3775, 5285, 7399, 11325, 15855, 22197, 26425, 36469, 36995, 79275, 109407, 110985, 182345, 184975, 255283, 547035, 554925, 765849, 911725, 1276415, 1786981, 2735175, 3829245, 5360943, 5506819, 6382075, 8934905, 16520457, 19146225, 26804715, 27534095, 38547733, 44674525, 82602285, 115643199, 134023575, 137670475, 192738665, 269834131, 413011425, 578215995, 809502393, 963693325, 1349170655, 2891079975, 4047511965, 6745853275, 20237559825]

約数ペア:

[(1, 20237559825), (3, 6745853275), (5, 4047511965), (7, 2891079975), (15, 1349170655), (21, 963693325), (25, 809502393), (35, 578215995), (49, 413011425), (75, 269834131), (105, 192738665), (147, 137670475), (151, 134023575), (175, 115643199), (245, 82602285), (453, 44674525), (525, 38547733), (735, 27534095), (755, 26804715), (1057, 19146225), (1225, 16520457), (2265, 8934905), (3171, 6382075), (3675, 5506819), (3775, 5360943), (5285, 3829245), (7399, 2735175), (11325, 1786981), (15855, 1276415), (22197, 911725), (26425, 765849), (36469, 554925), (36995, 547035), (79275, 255283), (109407, 184975), (110985, 182345)]