225236485

素因数分解:

$5^1\times {\mathrm{17}}^3\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 294282720

約数和(自身を除く): 69046235

約数列:

[1, 5, 17, 53, 85, 173, 265, 289, 865, 901, 1445, 2941, 4505, 4913, 9169, 14705, 15317, 24565, 45845, 49997, 76585, 155873, 249985, 260389, 779365, 849949, 1301945, 2649841, 4249745, 13249205, 45047297, 225236485]

約数ペア:

[(1, 225236485), (5, 45047297), (17, 13249205), (53, 4249745), (85, 2649841), (173, 1301945), (265, 849949), (289, 779365), (865, 260389), (901, 249985), (1445, 155873), (2941, 76585), (4505, 49997), (4913, 45845), (9169, 24565), (14705, 15317)]