61650280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 142819200

約数和(自身を除く): 81168920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 151, 173, 236, 295, 302, 346, 472, 590, 604, 692, 755, 865, 1180, 1208, 1384, 1510, 1730, 2360, 3020, 3460, 6040, 6920, 8909, 10207, 17818, 20414, 26123, 35636, 40828, 44545, 51035, 52246, 71272, 81656, 89090, 102070, 104492, 130615, 178180, 204140, 208984, 261230, 356360, 408280, 522460, 1044920, 1541257, 3082514, 6165028, 7706285, 12330056, 15412570, 30825140, 61650280]

約数ペア:

[(1, 61650280), (2, 30825140), (4, 15412570), (5, 12330056), (8, 7706285), (10, 6165028), (20, 3082514), (40, 1541257), (59, 1044920), (118, 522460), (151, 408280), (173, 356360), (236, 261230), (295, 208984), (302, 204140), (346, 178180), (472, 130615), (590, 104492), (604, 102070), (692, 89090), (755, 81656), (865, 71272), (1180, 52246), (1208, 51035), (1384, 44545), (1510, 40828), (1730, 35636), (2360, 26123), (3020, 20414), (3460, 17818), (6040, 10207), (6920, 8909)]