25073356

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 55222272

約数和(自身を除く): 30148916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 127, 154, 254, 308, 508, 641, 889, 1282, 1397, 1778, 2564, 2794, 3556, 4487, 5588, 7051, 8974, 9779, 14102, 17948, 19558, 28204, 39116, 49357, 81407, 98714, 162814, 197428, 325628, 569849, 895477, 1139698, 1790954, 2279396, 3581908, 6268339, 12536678, 25073356]

約数ペア:

[(1, 25073356), (2, 12536678), (4, 6268339), (7, 3581908), (11, 2279396), (14, 1790954), (22, 1139698), (28, 895477), (44, 569849), (77, 325628), (127, 197428), (154, 162814), (254, 98714), (308, 81407), (508, 49357), (641, 39116), (889, 28204), (1282, 19558), (1397, 17948), (1778, 14102), (2564, 9779), (2794, 8974), (3556, 7051), (4487, 5588)]