25281724

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:430

約数の個数: 36

約数和(自身を含む): 48421800

約数和(自身を除く): 23140076

約数列:

[1, 2, 4, 13, 26, 52, 149, 169, 251, 298, 338, 502, 596, 676, 1004, 1937, 3263, 3874, 6526, 7748, 13052, 25181, 37399, 42419, 50362, 74798, 84838, 100724, 149596, 169676, 486187, 972374, 1944748, 6320431, 12640862, 25281724]

約数ペア:

[(1, 25281724), (2, 12640862), (4, 6320431), (13, 1944748), (26, 972374), (52, 486187), (149, 169676), (169, 149596), (251, 100724), (298, 84838), (338, 74798), (502, 50362), (596, 42419), (676, 37399), (1004, 25181), (1937, 13052), (3263, 7748), (3874, 6526)]