25033988

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 52297728

約数和(自身を除く): 27263740

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 151, 191, 217, 302, 382, 434, 604, 764, 868, 1057, 1337, 2114, 2674, 4228, 4681, 5348, 5921, 9362, 11842, 18724, 23684, 28841, 32767, 41447, 57682, 65534, 82894, 115364, 131068, 165788, 201887, 403774, 807548, 894071, 1788142, 3576284, 6258497, 12516994, 25033988]

約数ペア:

[(1, 25033988), (2, 12516994), (4, 6258497), (7, 3576284), (14, 1788142), (28, 894071), (31, 807548), (62, 403774), (124, 201887), (151, 165788), (191, 131068), (217, 115364), (302, 82894), (382, 65534), (434, 57682), (604, 41447), (764, 32767), (868, 28841), (1057, 23684), (1337, 18724), (2114, 11842), (2674, 9362), (4228, 5921), (4681, 5348)]