87990560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{313}}^1$

素因数の和:586

約数の個数: 96

約数和(自身を含む): 239283072

約数和(自身を除く): 151292512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 251, 280, 313, 502, 560, 626, 1004, 1120, 1252, 1255, 1565, 1757, 2008, 2191, 2504, 2510, 3130, 3514, 4016, 4382, 5008, 5020, 6260, 7028, 8032, 8764, 8785, 10016, 10040, 10955, 12520, 14056, 17528, 17570, 20080, 21910, 25040, 28112, 35056, 35140, 40160, 43820, 50080, 56224, 70112, 70280, 78563, 87640, 140560, 157126, 175280, 281120, 314252, 350560, 392815, 549941, 628504, 785630, 1099882, 1257008, 1571260, 2199764, 2514016, 2749705, 3142520, 4399528, 5499410, 6285040, 8799056, 10998820, 12570080, 17598112, 21997640, 43995280, 87990560]

約数ペア:

[(1, 87990560), (2, 43995280), (4, 21997640), (5, 17598112), (7, 12570080), (8, 10998820), (10, 8799056), (14, 6285040), (16, 5499410), (20, 4399528), (28, 3142520), (32, 2749705), (35, 2514016), (40, 2199764), (56, 1571260), (70, 1257008), (80, 1099882), (112, 785630), (140, 628504), (160, 549941), (224, 392815), (251, 350560), (280, 314252), (313, 281120), (502, 175280), (560, 157126), (626, 140560), (1004, 87640), (1120, 78563), (1252, 70280), (1255, 70112), (1565, 56224), (1757, 50080), (2008, 43820), (2191, 40160), (2504, 35140), (2510, 35056), (3130, 28112), (3514, 25040), (4016, 21910), (4382, 20080), (5008, 17570), (5020, 17528), (6260, 14056), (7028, 12520), (8032, 10955), (8764, 10040), (8785, 10016)]