161337890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{3967}}^1$

素因数の和:4071

約数の個数: 48

約数和(自身を含む): 341978112

約数和(自身を除く): 180640222

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 83, 98, 166, 245, 415, 490, 581, 830, 1162, 2905, 3967, 4067, 5810, 7934, 8134, 19835, 20335, 27769, 39670, 40670, 55538, 138845, 194383, 277690, 329261, 388766, 658522, 971915, 1646305, 1943830, 2304827, 3292610, 4609654, 11524135, 16133789, 23048270, 32267578, 80668945, 161337890]

約数ペア:

[(1, 161337890), (2, 80668945), (5, 32267578), (7, 23048270), (10, 16133789), (14, 11524135), (35, 4609654), (49, 3292610), (70, 2304827), (83, 1943830), (98, 1646305), (166, 971915), (245, 658522), (415, 388766), (490, 329261), (581, 277690), (830, 194383), (1162, 138845), (2905, 55538), (3967, 40670), (4067, 39670), (5810, 27769), (7934, 20335), (8134, 19835)]