25856830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 51723360

約数和(自身を除く): 25866530

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 289, 389, 391, 578, 778, 782, 1445, 1945, 1955, 2890, 3890, 3910, 6613, 6647, 8947, 13226, 13294, 17894, 33065, 33235, 44735, 66130, 66470, 89470, 112421, 152099, 224842, 304198, 562105, 760495, 1124210, 1520990, 2585683, 5171366, 12928415, 25856830]

約数ペア:

[(1, 25856830), (2, 12928415), (5, 5171366), (10, 2585683), (17, 1520990), (23, 1124210), (34, 760495), (46, 562105), (85, 304198), (115, 224842), (170, 152099), (230, 112421), (289, 89470), (389, 66470), (391, 66130), (578, 44735), (778, 33235), (782, 33065), (1445, 17894), (1945, 13294), (1955, 13226), (2890, 8947), (3890, 6647), (3910, 6613)]