90703720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5189}}^1$

素因数の和:5242

約数の個数: 64

約数和(自身を含む): 224208000

約数和(自身を除く): 133504280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 5189, 8740, 10378, 17480, 20756, 25945, 41512, 51890, 98591, 103780, 119347, 197182, 207560, 238694, 394364, 477388, 492955, 596735, 788728, 954776, 985910, 1193470, 1971820, 2267593, 2386940, 3943640, 4535186, 4773880, 9070372, 11337965, 18140744, 22675930, 45351860, 90703720]

約数ペア:

[(1, 90703720), (2, 45351860), (4, 22675930), (5, 18140744), (8, 11337965), (10, 9070372), (19, 4773880), (20, 4535186), (23, 3943640), (38, 2386940), (40, 2267593), (46, 1971820), (76, 1193470), (92, 985910), (95, 954776), (115, 788728), (152, 596735), (184, 492955), (190, 477388), (230, 394364), (380, 238694), (437, 207560), (460, 197182), (760, 119347), (874, 103780), (920, 98591), (1748, 51890), (2185, 41512), (3496, 25945), (4370, 20756), (5189, 17480), (8740, 10378)]