71458400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6871}}^1$

素因数の和:6904

約数の個数: 72

約数和(自身を含む): 187894224

約数和(自身を除く): 116435824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 6871, 10400, 13742, 27484, 34355, 54968, 68710, 89323, 109936, 137420, 171775, 178646, 219872, 274840, 343550, 357292, 446615, 549680, 687100, 714584, 893230, 1099360, 1374200, 1429168, 1786460, 2233075, 2748400, 2858336, 3572920, 4466150, 5496800, 7145840, 8932300, 14291680, 17864600, 35729200, 71458400]

約数ペア:

[(1, 71458400), (2, 35729200), (4, 17864600), (5, 14291680), (8, 8932300), (10, 7145840), (13, 5496800), (16, 4466150), (20, 3572920), (25, 2858336), (26, 2748400), (32, 2233075), (40, 1786460), (50, 1429168), (52, 1374200), (65, 1099360), (80, 893230), (100, 714584), (104, 687100), (130, 549680), (160, 446615), (200, 357292), (208, 343550), (260, 274840), (325, 219872), (400, 178646), (416, 171775), (520, 137420), (650, 109936), (800, 89323), (1040, 68710), (1300, 54968), (2080, 34355), (2600, 27484), (5200, 13742), (6871, 10400)]