39973875

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 70946304

約数和(自身を除く): 30972429

約数列:

[1, 3, 5, 15, 25, 37, 43, 67, 75, 111, 125, 129, 185, 201, 215, 335, 375, 555, 645, 925, 1005, 1075, 1591, 1675, 2479, 2775, 2881, 3225, 4625, 4773, 5025, 5375, 7437, 7955, 8375, 8643, 12395, 13875, 14405, 16125, 23865, 25125, 37185, 39775, 43215, 61975, 72025, 106597, 119325, 185925, 198875, 216075, 309875, 319791, 360125, 532985, 596625, 929625, 1080375, 1598955, 2664925, 7994775, 13324625, 39973875]

約数ペア:

[(1, 39973875), (3, 13324625), (5, 7994775), (15, 2664925), (25, 1598955), (37, 1080375), (43, 929625), (67, 596625), (75, 532985), (111, 360125), (125, 319791), (129, 309875), (185, 216075), (201, 198875), (215, 185925), (335, 119325), (375, 106597), (555, 72025), (645, 61975), (925, 43215), (1005, 39775), (1075, 37185), (1591, 25125), (1675, 23865), (2479, 16125), (2775, 14405), (2881, 13875), (3225, 12395), (4625, 8643), (4773, 8375), (5025, 7955), (5375, 7437)]