90190460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{397}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 195644064

約数和(自身を除く): 105453604

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 307, 370, 397, 614, 740, 794, 1228, 1535, 1588, 1985, 3070, 3970, 6140, 7940, 11359, 14689, 22718, 29378, 45436, 56795, 58756, 73445, 113590, 121879, 146890, 227180, 243758, 293780, 487516, 609395, 1218790, 2437580, 4509523, 9019046, 18038092, 22547615, 45095230, 90190460]

約数ペア:

[(1, 90190460), (2, 45095230), (4, 22547615), (5, 18038092), (10, 9019046), (20, 4509523), (37, 2437580), (74, 1218790), (148, 609395), (185, 487516), (307, 293780), (370, 243758), (397, 227180), (614, 146890), (740, 121879), (794, 113590), (1228, 73445), (1535, 58756), (1588, 56795), (1985, 45436), (3070, 29378), (3970, 22718), (6140, 14689), (7940, 11359)]