231567881660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1\times {\mathrm{437201}}^1$

素因数の和:437654

約数の個数: 48

約数和(自身を含む): 494464969152

約数和(自身を除く): 262897087492

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 373, 710, 746, 1420, 1492, 1865, 3730, 7460, 26483, 52966, 105932, 132415, 264830, 437201, 529660, 874402, 1748804, 2186005, 4372010, 8744020, 31041271, 62082542, 124165084, 155206355, 163075973, 310412710, 326151946, 620825420, 652303892, 815379865, 1630759730, 3261519460, 11578394083, 23156788166, 46313576332, 57891970415, 115783940830, 231567881660]

約数ペア:

[(1, 231567881660), (2, 115783940830), (4, 57891970415), (5, 46313576332), (10, 23156788166), (20, 11578394083), (71, 3261519460), (142, 1630759730), (284, 815379865), (355, 652303892), (373, 620825420), (710, 326151946), (746, 310412710), (1420, 163075973), (1492, 155206355), (1865, 124165084), (3730, 62082542), (7460, 31041271), (26483, 8744020), (52966, 4372010), (105932, 2186005), (132415, 1748804), (264830, 874402), (437201, 529660)]