61666360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1949}}^1$

素因数の和:2080

約数の個数: 64

約数和(自身を含む): 160056000

約数和(自身を除く): 98389640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 1949, 2260, 3164, 3898, 3955, 4520, 6328, 7796, 7910, 9745, 13643, 15592, 15820, 19490, 27286, 31640, 38980, 54572, 68215, 77960, 109144, 136430, 220237, 272860, 440474, 545720, 880948, 1101185, 1541659, 1761896, 2202370, 3083318, 4404740, 6166636, 7708295, 8809480, 12333272, 15416590, 30833180, 61666360]

約数ペア:

[(1, 61666360), (2, 30833180), (4, 15416590), (5, 12333272), (7, 8809480), (8, 7708295), (10, 6166636), (14, 4404740), (20, 3083318), (28, 2202370), (35, 1761896), (40, 1541659), (56, 1101185), (70, 880948), (113, 545720), (140, 440474), (226, 272860), (280, 220237), (452, 136430), (565, 109144), (791, 77960), (904, 68215), (1130, 54572), (1582, 38980), (1949, 31640), (2260, 27286), (3164, 19490), (3898, 15820), (3955, 15592), (4520, 13643), (6328, 9745), (7796, 7910)]