20116071675

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{38821}}^1$

素因数の和:38898

約数の個数: 108

約数和(自身を含む): 42805447776

約数和(自身を除く): 22689376101

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 47, 49, 63, 75, 105, 141, 147, 175, 225, 235, 245, 315, 329, 423, 441, 525, 705, 735, 987, 1175, 1225, 1575, 1645, 2115, 2205, 2303, 2961, 3525, 3675, 4935, 6909, 8225, 10575, 11025, 11515, 14805, 20727, 24675, 34545, 38821, 57575, 74025, 103635, 116463, 172725, 194105, 271747, 349389, 518175, 582315, 815241, 970525, 1358735, 1746945, 1824587, 1902229, 2445723, 2911575, 4076205, 5473761, 5706687, 6793675, 8734725, 9122935, 9511145, 12228615, 12772109, 16421283, 17120061, 20381025, 27368805, 28533435, 38316327, 45614675, 47555725, 61143075, 63860545, 82106415, 85600305, 89404763, 114948981, 136844025, 142667175, 191581635, 268214289, 319302725, 410532075, 428001525, 447023815, 574744905, 804642867, 957908175, 1341071445, 2235119075, 2873724525, 4023214335, 6705357225, 20116071675]

約数ペア:

[(1, 20116071675), (3, 6705357225), (5, 4023214335), (7, 2873724525), (9, 2235119075), (15, 1341071445), (21, 957908175), (25, 804642867), (35, 574744905), (45, 447023815), (47, 428001525), (49, 410532075), (63, 319302725), (75, 268214289), (105, 191581635), (141, 142667175), (147, 136844025), (175, 114948981), (225, 89404763), (235, 85600305), (245, 82106415), (315, 63860545), (329, 61143075), (423, 47555725), (441, 45614675), (525, 38316327), (705, 28533435), (735, 27368805), (987, 20381025), (1175, 17120061), (1225, 16421283), (1575, 12772109), (1645, 12228615), (2115, 9511145), (2205, 9122935), (2303, 8734725), (2961, 6793675), (3525, 5706687), (3675, 5473761), (4935, 4076205), (6909, 2911575), (8225, 2445723), (10575, 1902229), (11025, 1824587), (11515, 1746945), (14805, 1358735), (20727, 970525), (24675, 815241), (34545, 582315), (38821, 518175), (57575, 349389), (74025, 271747), (103635, 194105), (116463, 172725)]