15826202530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{421}}^1\times {\mathrm{557}}^1$

素因数の和:1399

約数の個数: 64

約数和(自身を含む): 30365101152

約数和(自身を除く): 14538898622

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 397, 421, 557, 794, 842, 1114, 1985, 2105, 2785, 3970, 4210, 5570, 6749, 7157, 9469, 13498, 14314, 18938, 33745, 35785, 47345, 67490, 71570, 94690, 167137, 221129, 234497, 334274, 442258, 468994, 835685, 1105645, 1172485, 1671370, 2211290, 2344970, 2841329, 3759193, 3986449, 5682658, 7518386, 7972898, 14206645, 18795965, 19932245, 28413290, 37591930, 39864490, 93095309, 186190618, 465476545, 930953090, 1582620253, 3165240506, 7913101265, 15826202530]

約数ペア:

[(1, 15826202530), (2, 7913101265), (5, 3165240506), (10, 1582620253), (17, 930953090), (34, 465476545), (85, 186190618), (170, 93095309), (397, 39864490), (421, 37591930), (557, 28413290), (794, 19932245), (842, 18795965), (1114, 14206645), (1985, 7972898), (2105, 7518386), (2785, 5682658), (3970, 3986449), (4210, 3759193), (5570, 2841329), (6749, 2344970), (7157, 2211290), (9469, 1671370), (13498, 1172485), (14314, 1105645), (18938, 835685), (33745, 468994), (35785, 442258), (47345, 334274), (67490, 234497), (71570, 221129), (94690, 167137)]