25211056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2069

約数の個数: 40

約数和(自身を含む): 53493104

約数和(自身を除く): 28282048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 1987, 3172, 3974, 6344, 7948, 12688, 15896, 25831, 31792, 51662, 103324, 121207, 206648, 242414, 413296, 484828, 969656, 1575691, 1939312, 3151382, 6302764, 12605528, 25211056]

約数ペア:

[(1, 25211056), (2, 12605528), (4, 6302764), (8, 3151382), (13, 1939312), (16, 1575691), (26, 969656), (52, 484828), (61, 413296), (104, 242414), (122, 206648), (208, 121207), (244, 103324), (488, 51662), (793, 31792), (976, 25831), (1586, 15896), (1987, 12688), (3172, 7948), (3974, 6344)]