9712100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 23201640

約数和(自身を除く): 13489540

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 29, 34, 50, 58, 68, 85, 100, 116, 145, 170, 197, 290, 340, 394, 425, 493, 580, 725, 788, 850, 985, 986, 1450, 1700, 1970, 1972, 2465, 2900, 3349, 3940, 4925, 4930, 5713, 6698, 9850, 9860, 11426, 12325, 13396, 16745, 19700, 22852, 24650, 28565, 33490, 49300, 57130, 66980, 83725, 97121, 114260, 142825, 167450, 194242, 285650, 334900, 388484, 485605, 571300, 971210, 1942420, 2428025, 4856050, 9712100]

約数ペア:

[(1, 9712100), (2, 4856050), (4, 2428025), (5, 1942420), (10, 971210), (17, 571300), (20, 485605), (25, 388484), (29, 334900), (34, 285650), (50, 194242), (58, 167450), (68, 142825), (85, 114260), (100, 97121), (116, 83725), (145, 66980), (170, 57130), (197, 49300), (290, 33490), (340, 28565), (394, 24650), (425, 22852), (493, 19700), (580, 16745), (725, 13396), (788, 12325), (850, 11426), (985, 9860), (986, 9850), (1450, 6698), (1700, 5713), (1970, 4930), (1972, 4925), (2465, 3940), (2900, 3349)]