90982160

素因数分解:

$2^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{3049}}^1$

素因数の和:3435

約数の個数: 40

約数和(自身を含む): 212170200

約数和(自身を除く): 121188040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 746, 1492, 1865, 2984, 3049, 3730, 5968, 6098, 7460, 12196, 14920, 15245, 24392, 29840, 30490, 48784, 60980, 121960, 243920, 1137277, 2274554, 4549108, 5686385, 9098216, 11372770, 18196432, 22745540, 45491080, 90982160]

約数ペア:

[(1, 90982160), (2, 45491080), (4, 22745540), (5, 18196432), (8, 11372770), (10, 9098216), (16, 5686385), (20, 4549108), (40, 2274554), (80, 1137277), (373, 243920), (746, 121960), (1492, 60980), (1865, 48784), (2984, 30490), (3049, 29840), (3730, 24392), (5968, 15245), (6098, 14920), (7460, 12196)]