20076525

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{607}}^1$

素因数の和:640

約数の個数: 72

約数和(自身を含む): 42973440

約数和(自身を除く): 22896915

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 607, 675, 735, 945, 1225, 1323, 1575, 1821, 2205, 3035, 3675, 4249, 4725, 5463, 6615, 9105, 11025, 12747, 15175, 16389, 21245, 27315, 29743, 33075, 38241, 45525, 63735, 81945, 89229, 106225, 114723, 136575, 148715, 191205, 267687, 318675, 409725, 446145, 573615, 743575, 803061, 956025, 1338435, 2230725, 2868075, 4015305, 6692175, 20076525]

約数ペア:

[(1, 20076525), (3, 6692175), (5, 4015305), (7, 2868075), (9, 2230725), (15, 1338435), (21, 956025), (25, 803061), (27, 743575), (35, 573615), (45, 446145), (49, 409725), (63, 318675), (75, 267687), (105, 191205), (135, 148715), (147, 136575), (175, 114723), (189, 106225), (225, 89229), (245, 81945), (315, 63735), (441, 45525), (525, 38241), (607, 33075), (675, 29743), (735, 27315), (945, 21245), (1225, 16389), (1323, 15175), (1575, 12747), (1821, 11025), (2205, 9105), (3035, 6615), (3675, 5463), (4249, 4725)]