25819950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13241}}^1$

素因数の和:13269

約数の個数: 48

約数和(自身を含む): 68964336

約数和(自身を除く): 43144386

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 13241, 26482, 39723, 66205, 79446, 132410, 172133, 198615, 331025, 344266, 397230, 516399, 662050, 860665, 993075, 1032798, 1721330, 1986150, 2581995, 4303325, 5163990, 8606650, 12909975, 25819950]

約数ペア:

[(1, 25819950), (2, 12909975), (3, 8606650), (5, 5163990), (6, 4303325), (10, 2581995), (13, 1986150), (15, 1721330), (25, 1032798), (26, 993075), (30, 860665), (39, 662050), (50, 516399), (65, 397230), (75, 344266), (78, 331025), (130, 198615), (150, 172133), (195, 132410), (325, 79446), (390, 66205), (650, 39723), (975, 26482), (1950, 13241)]