131942840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1367}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 315187200

約数和(自身を除く): 183244360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 508, 635, 760, 1016, 1270, 1367, 2413, 2540, 2734, 4826, 5080, 5468, 6835, 9652, 10936, 12065, 13670, 19304, 24130, 25973, 27340, 48260, 51946, 54680, 96520, 103892, 129865, 173609, 207784, 259730, 347218, 519460, 694436, 868045, 1038920, 1388872, 1736090, 3298571, 3472180, 6597142, 6944360, 13194284, 16492855, 26388568, 32985710, 65971420, 131942840]

約数ペア:

[(1, 131942840), (2, 65971420), (4, 32985710), (5, 26388568), (8, 16492855), (10, 13194284), (19, 6944360), (20, 6597142), (38, 3472180), (40, 3298571), (76, 1736090), (95, 1388872), (127, 1038920), (152, 868045), (190, 694436), (254, 519460), (380, 347218), (508, 259730), (635, 207784), (760, 173609), (1016, 129865), (1270, 103892), (1367, 96520), (2413, 54680), (2540, 51946), (2734, 48260), (4826, 27340), (5080, 25973), (5468, 24130), (6835, 19304), (9652, 13670), (10936, 12065)]