71985990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{739}}^1$

素因数の和:957

約数の個数: 64

約数和(自身を含む): 184135680

約数和(自身を除く): 112149690

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 191, 255, 382, 510, 573, 739, 955, 1146, 1478, 1910, 2217, 2865, 3247, 3695, 4434, 5730, 6494, 7390, 9741, 11085, 12563, 16235, 19482, 22170, 25126, 32470, 37689, 48705, 62815, 75378, 97410, 125630, 141149, 188445, 282298, 376890, 423447, 705745, 846894, 1411490, 2117235, 2399533, 4234470, 4799066, 7198599, 11997665, 14397198, 23995330, 35992995, 71985990]

約数ペア:

[(1, 71985990), (2, 35992995), (3, 23995330), (5, 14397198), (6, 11997665), (10, 7198599), (15, 4799066), (17, 4234470), (30, 2399533), (34, 2117235), (51, 1411490), (85, 846894), (102, 705745), (170, 423447), (191, 376890), (255, 282298), (382, 188445), (510, 141149), (573, 125630), (739, 97410), (955, 75378), (1146, 62815), (1478, 48705), (1910, 37689), (2217, 32470), (2865, 25126), (3247, 22170), (3695, 19482), (4434, 16235), (5730, 12563), (6494, 11085), (7390, 9741)]