87104816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{821}}^1$

素因数の和:1197

約数の個数: 40

約数和(自身を含む): 178374000

約数和(自身を除く): 91269184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 349, 698, 821, 1396, 1642, 2792, 3284, 5584, 6568, 6631, 13136, 13262, 15599, 26524, 31198, 53048, 62396, 106096, 124792, 249584, 286529, 573058, 1146116, 2292232, 4584464, 5444051, 10888102, 21776204, 43552408, 87104816]

約数ペア:

[(1, 87104816), (2, 43552408), (4, 21776204), (8, 10888102), (16, 5444051), (19, 4584464), (38, 2292232), (76, 1146116), (152, 573058), (304, 286529), (349, 249584), (698, 124792), (821, 106096), (1396, 62396), (1642, 53048), (2792, 31198), (3284, 26524), (5584, 15599), (6568, 13262), (6631, 13136)]