90754550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1489}}^1$

素因数の和:1577

約数の個数: 48

約数和(自身を含む): 179586720

約数和(自身を除く): 88832170

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 53, 106, 115, 230, 265, 530, 575, 1150, 1219, 1325, 1489, 2438, 2650, 2978, 6095, 7445, 12190, 14890, 30475, 34247, 37225, 60950, 68494, 74450, 78917, 157834, 171235, 342470, 394585, 789170, 856175, 1712350, 1815091, 1972925, 3630182, 3945850, 9075455, 18150910, 45377275, 90754550]

約数ペア:

[(1, 90754550), (2, 45377275), (5, 18150910), (10, 9075455), (23, 3945850), (25, 3630182), (46, 1972925), (50, 1815091), (53, 1712350), (106, 856175), (115, 789170), (230, 394585), (265, 342470), (530, 171235), (575, 157834), (1150, 78917), (1219, 74450), (1325, 68494), (1489, 60950), (2438, 37225), (2650, 34247), (2978, 30475), (6095, 14890), (7445, 12190)]