89401980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{87649}}^1$

素因数の和:87678

約数の個数: 48

約数和(自身を含む): 265053600

約数和(自身を除く): 175651620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 87649, 175298, 262947, 350596, 438245, 525894, 876490, 1051788, 1314735, 1490033, 1752980, 2629470, 2980066, 4470099, 5258940, 5960132, 7450165, 8940198, 14900330, 17880396, 22350495, 29800660, 44700990, 89401980]

約数ペア:

[(1, 89401980), (2, 44700990), (3, 29800660), (4, 22350495), (5, 17880396), (6, 14900330), (10, 8940198), (12, 7450165), (15, 5960132), (17, 5258940), (20, 4470099), (30, 2980066), (34, 2629470), (51, 1752980), (60, 1490033), (68, 1314735), (85, 1051788), (102, 876490), (170, 525894), (204, 438245), (255, 350596), (340, 262947), (510, 175298), (1020, 87649)]