40666175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 59579520

約数和(自身を除く): 18913345

約数列:

[1, 5, 11, 19, 25, 43, 55, 95, 181, 209, 215, 275, 473, 475, 817, 905, 1045, 1075, 1991, 2365, 3439, 4085, 4525, 5225, 7783, 8987, 9955, 11825, 17195, 20425, 37829, 38915, 44935, 49775, 85613, 85975, 147877, 189145, 194575, 224675, 428065, 739385, 945725, 1626647, 2140325, 3696925, 8133235, 40666175]

約数ペア:

[(1, 40666175), (5, 8133235), (11, 3696925), (19, 2140325), (25, 1626647), (43, 945725), (55, 739385), (95, 428065), (181, 224675), (209, 194575), (215, 189145), (275, 147877), (473, 85975), (475, 85613), (817, 49775), (905, 44935), (1045, 38915), (1075, 37829), (1991, 20425), (2365, 17195), (3439, 11825), (4085, 9955), (4525, 8987), (5225, 7783)]