26189180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 61272288

約数和(自身を除く): 35083108

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 197, 230, 289, 340, 391, 394, 460, 578, 782, 788, 985, 1156, 1445, 1564, 1955, 1970, 2890, 3349, 3910, 3940, 4531, 5780, 6647, 6698, 7820, 9062, 13294, 13396, 16745, 18124, 22655, 26588, 33235, 33490, 45310, 56933, 66470, 66980, 77027, 90620, 113866, 132940, 154054, 227732, 284665, 308108, 385135, 569330, 770270, 1138660, 1309459, 1540540, 2618918, 5237836, 6547295, 13094590, 26189180]

約数ペア:

[(1, 26189180), (2, 13094590), (4, 6547295), (5, 5237836), (10, 2618918), (17, 1540540), (20, 1309459), (23, 1138660), (34, 770270), (46, 569330), (68, 385135), (85, 308108), (92, 284665), (115, 227732), (170, 154054), (197, 132940), (230, 113866), (289, 90620), (340, 77027), (391, 66980), (394, 66470), (460, 56933), (578, 45310), (782, 33490), (788, 33235), (985, 26588), (1156, 22655), (1445, 18124), (1564, 16745), (1955, 13396), (1970, 13294), (2890, 9062), (3349, 7820), (3910, 6698), (3940, 6647), (4531, 5780)]