90330550

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 173560320

約数和(自身を除く): 83229770

約数列:

[1, 2, 5, 10, 25, 50, 53, 89, 106, 178, 265, 383, 445, 530, 766, 890, 1325, 1915, 2225, 2650, 3830, 4450, 4717, 9434, 9575, 19150, 20299, 23585, 34087, 40598, 47170, 68174, 101495, 117925, 170435, 202990, 235850, 340870, 507475, 852175, 1014950, 1704350, 1806611, 3613222, 9033055, 18066110, 45165275, 90330550]

約数ペア:

[(1, 90330550), (2, 45165275), (5, 18066110), (10, 9033055), (25, 3613222), (50, 1806611), (53, 1704350), (89, 1014950), (106, 852175), (178, 507475), (265, 340870), (383, 235850), (445, 202990), (530, 170435), (766, 117925), (890, 101495), (1325, 68174), (1915, 47170), (2225, 40598), (2650, 34087), (3830, 23585), (4450, 20299), (4717, 19150), (9434, 9575)]