25382840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{337}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 65707200

約数和(自身を除く): 40324360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 269, 280, 337, 538, 674, 1076, 1345, 1348, 1685, 1883, 2152, 2359, 2690, 2696, 3370, 3766, 4718, 5380, 6740, 7532, 9415, 9436, 10760, 11795, 13480, 15064, 18830, 18872, 23590, 37660, 47180, 75320, 90653, 94360, 181306, 362612, 453265, 634571, 725224, 906530, 1269142, 1813060, 2538284, 3172855, 3626120, 5076568, 6345710, 12691420, 25382840]

約数ペア:

[(1, 25382840), (2, 12691420), (4, 6345710), (5, 5076568), (7, 3626120), (8, 3172855), (10, 2538284), (14, 1813060), (20, 1269142), (28, 906530), (35, 725224), (40, 634571), (56, 453265), (70, 362612), (140, 181306), (269, 94360), (280, 90653), (337, 75320), (538, 47180), (674, 37660), (1076, 23590), (1345, 18872), (1348, 18830), (1685, 15064), (1883, 13480), (2152, 11795), (2359, 10760), (2690, 9436), (2696, 9415), (3370, 7532), (3766, 6740), (4718, 5380)]