85517820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27947}}^1$

素因数の和:27979

約数の個数: 72

約数和(自身を含む): 274672944

約数和(自身を除く): 189155124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 27947, 55894, 83841, 111788, 139735, 167682, 251523, 279470, 335364, 419205, 475099, 503046, 558940, 838410, 950198, 1006092, 1257615, 1425297, 1676820, 1900396, 2375495, 2515230, 2850594, 4275891, 4750990, 5030460, 5701188, 7126485, 8551782, 9501980, 14252970, 17103564, 21379455, 28505940, 42758910, 85517820]

約数ペア:

[(1, 85517820), (2, 42758910), (3, 28505940), (4, 21379455), (5, 17103564), (6, 14252970), (9, 9501980), (10, 8551782), (12, 7126485), (15, 5701188), (17, 5030460), (18, 4750990), (20, 4275891), (30, 2850594), (34, 2515230), (36, 2375495), (45, 1900396), (51, 1676820), (60, 1425297), (68, 1257615), (85, 1006092), (90, 950198), (102, 838410), (153, 558940), (170, 503046), (180, 475099), (204, 419205), (255, 335364), (306, 279470), (340, 251523), (510, 167682), (612, 139735), (765, 111788), (1020, 83841), (1530, 55894), (3060, 27947)]