257334770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47743}}^1$

素因数の和:47775

約数の個数: 48

約数和(自身を含む): 587824128

約数和(自身を除く): 330489358

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 47743, 95486, 238715, 334201, 477430, 525173, 668402, 1050346, 1671005, 2339407, 2625865, 3342010, 3676211, 4678814, 5251730, 7352422, 11697035, 18381055, 23394070, 25733477, 36762110, 51466954, 128667385, 257334770]

約数ペア:

[(1, 257334770), (2, 128667385), (5, 51466954), (7, 36762110), (10, 25733477), (11, 23394070), (14, 18381055), (22, 11697035), (35, 7352422), (49, 5251730), (55, 4678814), (70, 3676211), (77, 3342010), (98, 2625865), (110, 2339407), (154, 1671005), (245, 1050346), (385, 668402), (490, 525173), (539, 477430), (770, 334201), (1078, 238715), (2695, 95486), (5390, 47743)]