31665390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2141}}^1$

素因数の和:2197

約数の個数: 64

約数和(自身を含む): 83280960

約数和(自身を除く): 51615570

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 51, 58, 85, 87, 102, 145, 170, 174, 255, 290, 435, 493, 510, 870, 986, 1479, 2141, 2465, 2958, 4282, 4930, 6423, 7395, 10705, 12846, 14790, 21410, 32115, 36397, 62089, 64230, 72794, 109191, 124178, 181985, 186267, 218382, 310445, 363970, 372534, 545955, 620890, 931335, 1055513, 1091910, 1862670, 2111026, 3166539, 5277565, 6333078, 10555130, 15832695, 31665390]

約数ペア:

[(1, 31665390), (2, 15832695), (3, 10555130), (5, 6333078), (6, 5277565), (10, 3166539), (15, 2111026), (17, 1862670), (29, 1091910), (30, 1055513), (34, 931335), (51, 620890), (58, 545955), (85, 372534), (87, 363970), (102, 310445), (145, 218382), (170, 186267), (174, 181985), (255, 124178), (290, 109191), (435, 72794), (493, 64230), (510, 62089), (870, 36397), (986, 32115), (1479, 21410), (2141, 14790), (2465, 12846), (2958, 10705), (4282, 7395), (4930, 6423)]